Home / 15,458.40-23,132.88-9,617.76

Finding the Fourth Proportional to 15,458.40, 23,132.88 and 9,617.76

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Solution

The fourth proportional to 15,458.40, 23,132.88 and 9,617.76 is: 14,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458.40 : 23,132.88 = 9,617.76 : x
  2. Step 2: Convert to fraction form
    15,458.40/23,132.88 = 9,617.76/x
  3. Step 3: Cross multiply
    15,458.40x = 23,132.88 × 9,617.76
  4. Step 4: Simplify right side
    15,458.40x = 222,486,487.95
  5. Step 5: Solve for x
    x = 222,486,487.95/15,458.40
  6. Step 6: Final answer
    x = 14,392.59

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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.