Home / 31,737.28-47,612.40-10,958.08

Finding the Fourth Proportional to 31,737.28, 47,612.40 and 10,958.08

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Solution

The fourth proportional to 31,737.28, 47,612.40 and 10,958.08 is: 16,439.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,737.28 : 47,612.40 = 10,958.08 : x
  2. Step 2: Convert to fraction form
    31,737.28/47,612.40 = 10,958.08/x
  3. Step 3: Cross multiply
    31,737.28x = 47,612.40 × 10,958.08
  4. Step 4: Simplify right side
    31,737.28x = 521,740,488.19
  5. Step 5: Solve for x
    x = 521,740,488.19/31,737.28
  6. Step 6: Final answer
    x = 16,439.36

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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.