Home / 16,631.51-22,951.49-9,557.91

Finding the Fourth Proportional to 16,631.51, 22,951.49 and 9,557.91

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Solution

The fourth proportional to 16,631.51, 22,951.49 and 9,557.91 is: 13,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.51 : 22,951.49 = 9,557.91 : x
  2. Step 2: Convert to fraction form
    16,631.51/22,951.49 = 9,557.91/x
  3. Step 3: Cross multiply
    16,631.51x = 22,951.49 × 9,557.91
  4. Step 4: Simplify right side
    16,631.51x = 219,368,228.00
  5. Step 5: Solve for x
    x = 219,368,228.00/16,631.51
  6. Step 6: Final answer
    x = 13,189.92

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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.