Home / 21,573.50-32,371.87-9,102.17

Finding the Fourth Proportional to 21,573.50, 32,371.87 and 9,102.17

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Solution

The fourth proportional to 21,573.50, 32,371.87 and 9,102.17 is: 13,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.50 : 32,371.87 = 9,102.17 : x
  2. Step 2: Convert to fraction form
    21,573.50/32,371.87 = 9,102.17/x
  3. Step 3: Cross multiply
    21,573.50x = 32,371.87 × 9,102.17
  4. Step 4: Simplify right side
    21,573.50x = 294,654,263.96
  5. Step 5: Solve for x
    x = 294,654,263.96/21,573.50
  6. Step 6: Final answer
    x = 13,658.16

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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.