Home / 15,442.72-23,151.84-6,671.52

Finding the Fourth Proportional to 15,442.72, 23,151.84 and 6,671.52

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Solution

The fourth proportional to 15,442.72, 23,151.84 and 6,671.52 is: 10,001.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.72 : 23,151.84 = 6,671.52 : x
  2. Step 2: Convert to fraction form
    15,442.72/23,151.84 = 6,671.52/x
  3. Step 3: Cross multiply
    15,442.72x = 23,151.84 × 6,671.52
  4. Step 4: Simplify right side
    15,442.72x = 154,457,963.60
  5. Step 5: Solve for x
    x = 154,457,963.60/15,442.72
  6. Step 6: Final answer
    x = 10,001.99

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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.