Home / 51,998.04-71,758.29-29,332.58

Finding the Fourth Proportional to 51,998.04, 71,758.29 and 29,332.58

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Solution

The fourth proportional to 51,998.04, 71,758.29 and 29,332.58 is: 40,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.04 : 71,758.29 = 29,332.58 : x
  2. Step 2: Convert to fraction form
    51,998.04/71,758.29 = 29,332.58/x
  3. Step 3: Cross multiply
    51,998.04x = 71,758.29 × 29,332.58
  4. Step 4: Simplify right side
    51,998.04x = 2,104,855,423.30
  5. Step 5: Solve for x
    x = 2,104,855,423.30/51,998.04
  6. Step 6: Final answer
    x = 40,479.51

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.