Home / 15,181.40-22,754.23-6,851.68

Finding the Fourth Proportional to 15,181.40, 22,754.23 and 6,851.68

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Solution

The fourth proportional to 15,181.40, 22,754.23 and 6,851.68 is: 10,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.40 : 22,754.23 = 6,851.68 : x
  2. Step 2: Convert to fraction form
    15,181.40/22,754.23 = 6,851.68/x
  3. Step 3: Cross multiply
    15,181.40x = 22,754.23 × 6,851.68
  4. Step 4: Simplify right side
    15,181.40x = 155,904,702.61
  5. Step 5: Solve for x
    x = 155,904,702.61/15,181.40
  6. Step 6: Final answer
    x = 10,269.45

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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.