Home / 51,998.90-71,758.49-29,342.70

Finding the Fourth Proportional to 51,998.90, 71,758.49 and 29,342.70

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Solution

The fourth proportional to 51,998.90, 71,758.49 and 29,342.70 is: 40,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.90 : 71,758.49 = 29,342.70 : x
  2. Step 2: Convert to fraction form
    51,998.90/71,758.49 = 29,342.70/x
  3. Step 3: Cross multiply
    51,998.90x = 71,758.49 × 29,342.70
  4. Step 4: Simplify right side
    51,998.90x = 2,105,587,697.81
  5. Step 5: Solve for x
    x = 2,105,587,697.81/51,998.90
  6. Step 6: Final answer
    x = 40,492.93

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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.