Home / 23,160.67-34,720.48-11,307.90

Finding the Fourth Proportional to 23,160.67, 34,720.48 and 11,307.90

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Solution

The fourth proportional to 23,160.67, 34,720.48 and 11,307.90 is: 16,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.67 : 34,720.48 = 11,307.90 : x
  2. Step 2: Convert to fraction form
    23,160.67/34,720.48 = 11,307.90/x
  3. Step 3: Cross multiply
    23,160.67x = 34,720.48 × 11,307.90
  4. Step 4: Simplify right side
    23,160.67x = 392,615,860.13
  5. Step 5: Solve for x
    x = 392,615,860.13/23,160.67
  6. Step 6: Final answer
    x = 16,951.84

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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.