Home / 31,988.52-47,997.36-16,417.08

Finding the Fourth Proportional to 31,988.52, 47,997.36 and 16,417.08

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Solution

The fourth proportional to 31,988.52, 47,997.36 and 16,417.08 is: 24,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,988.52 : 47,997.36 = 16,417.08 : x
  2. Step 2: Convert to fraction form
    31,988.52/47,997.36 = 16,417.08/x
  3. Step 3: Cross multiply
    31,988.52x = 47,997.36 × 16,417.08
  4. Step 4: Simplify right side
    31,988.52x = 787,976,498.91
  5. Step 5: Solve for x
    x = 787,976,498.91/31,988.52
  6. Step 6: Final answer
    x = 24,633.10

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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.