Home / 15,432.71-23,157.49-6,546.66

Finding the Fourth Proportional to 15,432.71, 23,157.49 and 6,546.66

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Solution

The fourth proportional to 15,432.71, 23,157.49 and 6,546.66 is: 9,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.71 : 23,157.49 = 6,546.66 : x
  2. Step 2: Convert to fraction form
    15,432.71/23,157.49 = 6,546.66/x
  3. Step 3: Cross multiply
    15,432.71x = 23,157.49 × 6,546.66
  4. Step 4: Simplify right side
    15,432.71x = 151,604,197.12
  5. Step 5: Solve for x
    x = 151,604,197.12/15,432.71
  6. Step 6: Final answer
    x = 9,823.57

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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.