Home / 40,157.16-60,245.28-13,862.12

Finding the Fourth Proportional to 40,157.16, 60,245.28 and 13,862.12

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Solution

The fourth proportional to 40,157.16, 60,245.28 and 13,862.12 is: 20,796.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,157.16 : 60,245.28 = 13,862.12 : x
  2. Step 2: Convert to fraction form
    40,157.16/60,245.28 = 13,862.12/x
  3. Step 3: Cross multiply
    40,157.16x = 60,245.28 × 13,862.12
  4. Step 4: Simplify right side
    40,157.16x = 835,127,300.79
  5. Step 5: Solve for x
    x = 835,127,300.79/40,157.16
  6. Step 6: Final answer
    x = 20,796.47

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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.