Home / 21,545.90-32,317.04-9,065.42

Finding the Fourth Proportional to 21,545.90, 32,317.04 and 9,065.42

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Solution

The fourth proportional to 21,545.90, 32,317.04 and 9,065.42 is: 13,597.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,545.90 : 32,317.04 = 9,065.42 : x
  2. Step 2: Convert to fraction form
    21,545.90/32,317.04 = 9,065.42/x
  3. Step 3: Cross multiply
    21,545.90x = 32,317.04 × 9,065.42
  4. Step 4: Simplify right side
    21,545.90x = 292,967,540.76
  5. Step 5: Solve for x
    x = 292,967,540.76/21,545.90
  6. Step 6: Final answer
    x = 13,597.37

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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.