Home / 23,521.20-32,460.96-15,549.60

Finding the Fourth Proportional to 23,521.20, 32,460.96 and 15,549.60

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Solution

The fourth proportional to 23,521.20, 32,460.96 and 15,549.60 is: 21,459.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,521.20 : 32,460.96 = 15,549.60 : x
  2. Step 2: Convert to fraction form
    23,521.20/32,460.96 = 15,549.60/x
  3. Step 3: Cross multiply
    23,521.20x = 32,460.96 × 15,549.60
  4. Step 4: Simplify right side
    23,521.20x = 504,754,943.62
  5. Step 5: Solve for x
    x = 504,754,943.62/23,521.20
  6. Step 6: Final answer
    x = 21,459.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.