Home / 23,298.20-32,151.90-12,688.04

Finding the Fourth Proportional to 23,298.20, 32,151.90 and 12,688.04

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Solution

The fourth proportional to 23,298.20, 32,151.90 and 12,688.04 is: 17,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,298.20 : 32,151.90 = 12,688.04 : x
  2. Step 2: Convert to fraction form
    23,298.20/32,151.90 = 12,688.04/x
  3. Step 3: Cross multiply
    23,298.20x = 32,151.90 × 12,688.04
  4. Step 4: Simplify right side
    23,298.20x = 407,944,593.28
  5. Step 5: Solve for x
    x = 407,944,593.28/23,298.20
  6. Step 6: Final answer
    x = 17,509.70

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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.