Home / 16,176.72-22,323.87-9,103.13

Finding the Fourth Proportional to 16,176.72, 22,323.87 and 9,103.13

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Solution

The fourth proportional to 16,176.72, 22,323.87 and 9,103.13 is: 12,562.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176.72 : 22,323.87 = 9,103.13 : x
  2. Step 2: Convert to fraction form
    16,176.72/22,323.87 = 9,103.13/x
  3. Step 3: Cross multiply
    16,176.72x = 22,323.87 × 9,103.13
  4. Step 4: Simplify right side
    16,176.72x = 203,217,062.81
  5. Step 5: Solve for x
    x = 203,217,062.81/16,176.72
  6. Step 6: Final answer
    x = 12,562.31

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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.