Home / 28,952.82-39,956.76-16,207.47

Finding the Fourth Proportional to 28,952.82, 39,956.76 and 16,207.47

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Solution

The fourth proportional to 28,952.82, 39,956.76 and 16,207.47 is: 22,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.82 : 39,956.76 = 16,207.47 : x
  2. Step 2: Convert to fraction form
    28,952.82/39,956.76 = 16,207.47/x
  3. Step 3: Cross multiply
    28,952.82x = 39,956.76 × 16,207.47
  4. Step 4: Simplify right side
    28,952.82x = 647,597,989.00
  5. Step 5: Solve for x
    x = 647,597,989.00/28,952.82
  6. Step 6: Final answer
    x = 22,367.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.