Home / 31,521.27-47,241.77-16,737.15

Finding the Fourth Proportional to 31,521.27, 47,241.77 and 16,737.15

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Solution

The fourth proportional to 31,521.27, 47,241.77 and 16,737.15 is: 25,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,521.27 : 47,241.77 = 16,737.15 : x
  2. Step 2: Convert to fraction form
    31,521.27/47,241.77 = 16,737.15/x
  3. Step 3: Cross multiply
    31,521.27x = 47,241.77 × 16,737.15
  4. Step 4: Simplify right side
    31,521.27x = 790,692,507.07
  5. Step 5: Solve for x
    x = 790,692,507.07/31,521.27
  6. Step 6: Final answer
    x = 25,084.41

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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.