Home / 64,411.20-96,593.04-22,280.40

Finding the Fourth Proportional to 64,411.20, 96,593.04 and 22,280.40

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Solution

The fourth proportional to 64,411.20, 96,593.04 and 22,280.40 is: 33,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,411.20 : 96,593.04 = 22,280.40 : x
  2. Step 2: Convert to fraction form
    64,411.20/96,593.04 = 22,280.40/x
  3. Step 3: Cross multiply
    64,411.20x = 96,593.04 × 22,280.40
  4. Step 4: Simplify right side
    64,411.20x = 2,152,131,568.42
  5. Step 5: Solve for x
    x = 2,152,131,568.42/64,411.20
  6. Step 6: Final answer
    x = 33,412.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.