Home / 21,575.76-32,366.70-9,088.02

Finding the Fourth Proportional to 21,575.76, 32,366.70 and 9,088.02

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Solution

The fourth proportional to 21,575.76, 32,366.70 and 9,088.02 is: 13,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575.76 : 32,366.70 = 9,088.02 : x
  2. Step 2: Convert to fraction form
    21,575.76/32,366.70 = 9,088.02/x
  3. Step 3: Cross multiply
    21,575.76x = 32,366.70 × 9,088.02
  4. Step 4: Simplify right side
    21,575.76x = 294,149,216.93
  5. Step 5: Solve for x
    x = 294,149,216.93/21,575.76
  6. Step 6: Final answer
    x = 13,633.32

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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.