Home / 40,257.44-60,386.16-13,962.20

Finding the Fourth Proportional to 40,257.44, 60,386.16 and 13,962.20

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Solution

The fourth proportional to 40,257.44, 60,386.16 and 13,962.20 is: 20,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,257.44 : 60,386.16 = 13,962.20 : x
  2. Step 2: Convert to fraction form
    40,257.44/60,386.16 = 13,962.20/x
  3. Step 3: Cross multiply
    40,257.44x = 60,386.16 × 13,962.20
  4. Step 4: Simplify right side
    40,257.44x = 843,123,643.15
  5. Step 5: Solve for x
    x = 843,123,643.15/40,257.44
  6. Step 6: Final answer
    x = 20,943.30

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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.