Home / 21,707.25-32,565.11-9,227.13

Finding the Fourth Proportional to 21,707.25, 32,565.11 and 9,227.13

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Solution

The fourth proportional to 21,707.25, 32,565.11 and 9,227.13 is: 13,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707.25 : 32,565.11 = 9,227.13 : x
  2. Step 2: Convert to fraction form
    21,707.25/32,565.11 = 9,227.13/x
  3. Step 3: Cross multiply
    21,707.25x = 32,565.11 × 9,227.13
  4. Step 4: Simplify right side
    21,707.25x = 300,482,457.30
  5. Step 5: Solve for x
    x = 300,482,457.30/21,707.25
  6. Step 6: Final answer
    x = 13,842.49

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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.