Home / 15,531.72-23,296.88-5,001.55

Finding the Fourth Proportional to 15,531.72, 23,296.88 and 5,001.55

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Solution

The fourth proportional to 15,531.72, 23,296.88 and 5,001.55 is: 7,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531.72 : 23,296.88 = 5,001.55 : x
  2. Step 2: Convert to fraction form
    15,531.72/23,296.88 = 5,001.55/x
  3. Step 3: Cross multiply
    15,531.72x = 23,296.88 × 5,001.55
  4. Step 4: Simplify right side
    15,531.72x = 116,520,464.43
  5. Step 5: Solve for x
    x = 116,520,464.43/15,531.72
  6. Step 6: Final answer
    x = 7,502.10

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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.