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Finding the Fourth Proportional to 16,305.90, 24,458.03 and 9,555.31

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Solution

The fourth proportional to 16,305.90, 24,458.03 and 9,555.31 is: 14,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.90 : 24,458.03 = 9,555.31 : x
  2. Step 2: Convert to fraction form
    16,305.90/24,458.03 = 9,555.31/x
  3. Step 3: Cross multiply
    16,305.90x = 24,458.03 × 9,555.31
  4. Step 4: Simplify right side
    16,305.90x = 233,703,985.55
  5. Step 5: Solve for x
    x = 233,703,985.55/16,305.90
  6. Step 6: Final answer
    x = 14,332.48

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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.