Home / 14,713.68-21,931.92-13,532.70

Finding the Fourth Proportional to 14,713.68, 21,931.92 and 13,532.70

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Solution

The fourth proportional to 14,713.68, 21,931.92 and 13,532.70 is: 20,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.68 : 21,931.92 = 13,532.70 : x
  2. Step 2: Convert to fraction form
    14,713.68/21,931.92 = 13,532.70/x
  3. Step 3: Cross multiply
    14,713.68x = 21,931.92 × 13,532.70
  4. Step 4: Simplify right side
    14,713.68x = 296,798,093.78
  5. Step 5: Solve for x
    x = 296,798,093.78/14,713.68
  6. Step 6: Final answer
    x = 20,171.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.