Home / 50,709.28-75,966.18-28,454.80

Finding the Fourth Proportional to 50,709.28, 75,966.18 and 28,454.80

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Solution

The fourth proportional to 50,709.28, 75,966.18 and 28,454.80 is: 42,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,709.28 : 75,966.18 = 28,454.80 : x
  2. Step 2: Convert to fraction form
    50,709.28/75,966.18 = 28,454.80/x
  3. Step 3: Cross multiply
    50,709.28x = 75,966.18 × 28,454.80
  4. Step 4: Simplify right side
    50,709.28x = 2,161,602,458.66
  5. Step 5: Solve for x
    x = 2,161,602,458.66/50,709.28
  6. Step 6: Final answer
    x = 42,627.35

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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.