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Finding the Fourth Proportional to 16,590.20, 22,891.02 and 10,298.84

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Solution

The fourth proportional to 16,590.20, 22,891.02 and 10,298.84 is: 14,210.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.20 : 22,891.02 = 10,298.84 : x
  2. Step 2: Convert to fraction form
    16,590.20/22,891.02 = 10,298.84/x
  3. Step 3: Cross multiply
    16,590.20x = 22,891.02 × 10,298.84
  4. Step 4: Simplify right side
    16,590.20x = 235,750,952.42
  5. Step 5: Solve for x
    x = 235,750,952.42/16,590.20
  6. Step 6: Final answer
    x = 14,210.25

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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.