Home / 31,724.79-47,592.68-10,666.89

Finding the Fourth Proportional to 31,724.79, 47,592.68 and 10,666.89

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Solution

The fourth proportional to 31,724.79, 47,592.68 and 10,666.89 is: 16,002.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.79 : 47,592.68 = 10,666.89 : x
  2. Step 2: Convert to fraction form
    31,724.79/47,592.68 = 10,666.89/x
  3. Step 3: Cross multiply
    31,724.79x = 47,592.68 × 10,666.89
  4. Step 4: Simplify right side
    31,724.79x = 507,665,829.03
  5. Step 5: Solve for x
    x = 507,665,829.03/31,724.79
  6. Step 6: Final answer
    x = 16,002.18

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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.