Home / 16,320.80-22,521.33-9,052.45

Finding the Fourth Proportional to 16,320.80, 22,521.33 and 9,052.45

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Solution

The fourth proportional to 16,320.80, 22,521.33 and 9,052.45 is: 12,491.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,320.80 : 22,521.33 = 9,052.45 : x
  2. Step 2: Convert to fraction form
    16,320.80/22,521.33 = 9,052.45/x
  3. Step 3: Cross multiply
    16,320.80x = 22,521.33 × 9,052.45
  4. Step 4: Simplify right side
    16,320.80x = 203,873,213.76
  5. Step 5: Solve for x
    x = 203,873,213.76/16,320.80
  6. Step 6: Final answer
    x = 12,491.62

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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.