Home / 16,897.60-23,318.22-9,240.56

Finding the Fourth Proportional to 16,897.60, 23,318.22 and 9,240.56

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Solution

The fourth proportional to 16,897.60, 23,318.22 and 9,240.56 is: 12,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.60 : 23,318.22 = 9,240.56 : x
  2. Step 2: Convert to fraction form
    16,897.60/23,318.22 = 9,240.56/x
  3. Step 3: Cross multiply
    16,897.60x = 23,318.22 × 9,240.56
  4. Step 4: Simplify right side
    16,897.60x = 215,473,411.00
  5. Step 5: Solve for x
    x = 215,473,411.00/16,897.60
  6. Step 6: Final answer
    x = 12,751.72

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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.