Home / 21,508.28-32,274.86-9,027.18

Finding the Fourth Proportional to 21,508.28, 32,274.86 and 9,027.18

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Solution

The fourth proportional to 21,508.28, 32,274.86 and 9,027.18 is: 13,545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508.28 : 32,274.86 = 9,027.18 : x
  2. Step 2: Convert to fraction form
    21,508.28/32,274.86 = 9,027.18/x
  3. Step 3: Cross multiply
    21,508.28x = 32,274.86 × 9,027.18
  4. Step 4: Simplify right side
    21,508.28x = 291,350,970.69
  5. Step 5: Solve for x
    x = 291,350,970.69/21,508.28
  6. Step 6: Final answer
    x = 13,545.99

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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.