Home / 16,161.29-22,302.43-9,087.76

Finding the Fourth Proportional to 16,161.29, 22,302.43 and 9,087.76

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Solution

The fourth proportional to 16,161.29, 22,302.43 and 9,087.76 is: 12,541.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.29 : 22,302.43 = 9,087.76 : x
  2. Step 2: Convert to fraction form
    16,161.29/22,302.43 = 9,087.76/x
  3. Step 3: Cross multiply
    16,161.29x = 22,302.43 × 9,087.76
  4. Step 4: Simplify right side
    16,161.29x = 202,679,052.78
  5. Step 5: Solve for x
    x = 202,679,052.78/16,161.29
  6. Step 6: Final answer
    x = 12,541.02

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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.