Home / 24,061.20-36,085.40-7,421.20

Finding the Fourth Proportional to 24,061.20, 36,085.40 and 7,421.20

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Solution

The fourth proportional to 24,061.20, 36,085.40 and 7,421.20 is: 11,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,061.20 : 36,085.40 = 7,421.20 : x
  2. Step 2: Convert to fraction form
    24,061.20/36,085.40 = 7,421.20/x
  3. Step 3: Cross multiply
    24,061.20x = 36,085.40 × 7,421.20
  4. Step 4: Simplify right side
    24,061.20x = 267,796,970.48
  5. Step 5: Solve for x
    x = 267,796,970.48/24,061.20
  6. Step 6: Final answer
    x = 11,129.83

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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.