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Finding the Fourth Proportional to 16,590.48, 22,894.76 and 9,037.20

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Solution

The fourth proportional to 16,590.48, 22,894.76 and 9,037.20 is: 12,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.48 : 22,894.76 = 9,037.20 : x
  2. Step 2: Convert to fraction form
    16,590.48/22,894.76 = 9,037.20/x
  3. Step 3: Cross multiply
    16,590.48x = 22,894.76 × 9,037.20
  4. Step 4: Simplify right side
    16,590.48x = 206,904,525.07
  5. Step 5: Solve for x
    x = 206,904,525.07/16,590.48
  6. Step 6: Final answer
    x = 12,471.28

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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.