Home / 50,670.28-69,928.50-29,456.20

Finding the Fourth Proportional to 50,670.28, 69,928.50 and 29,456.20

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Solution

The fourth proportional to 50,670.28, 69,928.50 and 29,456.20 is: 40,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,670.28 : 69,928.50 = 29,456.20 : x
  2. Step 2: Convert to fraction form
    50,670.28/69,928.50 = 29,456.20/x
  3. Step 3: Cross multiply
    50,670.28x = 69,928.50 × 29,456.20
  4. Step 4: Simplify right side
    50,670.28x = 2,059,827,881.70
  5. Step 5: Solve for x
    x = 2,059,827,881.70/50,670.28
  6. Step 6: Final answer
    x = 40,651.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.