Home / 14,733.81-20,332.28-8,602.69

Finding the Fourth Proportional to 14,733.81, 20,332.28 and 8,602.69

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Solution

The fourth proportional to 14,733.81, 20,332.28 and 8,602.69 is: 11,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,733.81 : 20,332.28 = 8,602.69 : x
  2. Step 2: Convert to fraction form
    14,733.81/20,332.28 = 8,602.69/x
  3. Step 3: Cross multiply
    14,733.81x = 20,332.28 × 8,602.69
  4. Step 4: Simplify right side
    14,733.81x = 174,912,301.83
  5. Step 5: Solve for x
    x = 174,912,301.83/14,733.81
  6. Step 6: Final answer
    x = 11,871.49

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Double scale
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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.