Home / 16,052.40-22,161.06-9,680.13

Finding the Fourth Proportional to 16,052.40, 22,161.06 and 9,680.13

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Solution

The fourth proportional to 16,052.40, 22,161.06 and 9,680.13 is: 13,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.40 : 22,161.06 = 9,680.13 : x
  2. Step 2: Convert to fraction form
    16,052.40/22,161.06 = 9,680.13/x
  3. Step 3: Cross multiply
    16,052.40x = 22,161.06 × 9,680.13
  4. Step 4: Simplify right side
    16,052.40x = 214,521,941.74
  5. Step 5: Solve for x
    x = 214,521,941.74/16,052.40
  6. Step 6: Final answer
    x = 13,363.85

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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.