Home / 23,711.13-32,706.90-15,210.39

Finding the Fourth Proportional to 23,711.13, 32,706.90 and 15,210.39

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Solution

The fourth proportional to 23,711.13, 32,706.90 and 15,210.39 is: 20,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.13 : 32,706.90 = 15,210.39 : x
  2. Step 2: Convert to fraction form
    23,711.13/32,706.90 = 15,210.39/x
  3. Step 3: Cross multiply
    23,711.13x = 32,706.90 × 15,210.39
  4. Step 4: Simplify right side
    23,711.13x = 497,484,704.69
  5. Step 5: Solve for x
    x = 497,484,704.69/23,711.13
  6. Step 6: Final answer
    x = 20,981.06

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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.