Home / 21,523.92-32,278.71-9,041.62

Finding the Fourth Proportional to 21,523.92, 32,278.71 and 9,041.62

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Solution

The fourth proportional to 21,523.92, 32,278.71 and 9,041.62 is: 13,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523.92 : 32,278.71 = 9,041.62 : x
  2. Step 2: Convert to fraction form
    21,523.92/32,278.71 = 9,041.62/x
  3. Step 3: Cross multiply
    21,523.92x = 32,278.71 × 9,041.62
  4. Step 4: Simplify right side
    21,523.92x = 291,851,892.88
  5. Step 5: Solve for x
    x = 291,851,892.88/21,523.92
  6. Step 6: Final answer
    x = 13,559.42

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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.