Home / 16,231.19-22,398.59-9,158.27

Finding the Fourth Proportional to 16,231.19, 22,398.59 and 9,158.27

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Solution

The fourth proportional to 16,231.19, 22,398.59 and 9,158.27 is: 12,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.19 : 22,398.59 = 9,158.27 : x
  2. Step 2: Convert to fraction form
    16,231.19/22,398.59 = 9,158.27/x
  3. Step 3: Cross multiply
    16,231.19x = 22,398.59 × 9,158.27
  4. Step 4: Simplify right side
    16,231.19x = 205,132,245.74
  5. Step 5: Solve for x
    x = 205,132,245.74/16,231.19
  6. Step 6: Final answer
    x = 12,638.16

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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.