Home / 15,642.60-23,464.14-5,254.44

Finding the Fourth Proportional to 15,642.60, 23,464.14 and 5,254.44

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Solution

The fourth proportional to 15,642.60, 23,464.14 and 5,254.44 is: 7,881.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642.60 : 23,464.14 = 5,254.44 : x
  2. Step 2: Convert to fraction form
    15,642.60/23,464.14 = 5,254.44/x
  3. Step 3: Cross multiply
    15,642.60x = 23,464.14 × 5,254.44
  4. Step 4: Simplify right side
    15,642.60x = 123,290,915.78
  5. Step 5: Solve for x
    x = 123,290,915.78/15,642.60
  6. Step 6: Final answer
    x = 7,881.74

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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.