Home / 19,951.40-29,925.72-11,070.92

Finding the Fourth Proportional to 19,951.40, 29,925.72 and 11,070.92

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Solution

The fourth proportional to 19,951.40, 29,925.72 and 11,070.92 is: 16,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.40 : 29,925.72 = 11,070.92 : x
  2. Step 2: Convert to fraction form
    19,951.40/29,925.72 = 11,070.92/x
  3. Step 3: Cross multiply
    19,951.40x = 29,925.72 × 11,070.92
  4. Step 4: Simplify right side
    19,951.40x = 331,305,252.06
  5. Step 5: Solve for x
    x = 331,305,252.06/19,951.40
  6. Step 6: Final answer
    x = 16,605.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.