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Finding the Fourth Proportional to 50,452.80, 75,725.84 and 25,510.40

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Solution

The fourth proportional to 50,452.80, 75,725.84 and 25,510.40 is: 38,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,452.80 : 75,725.84 = 25,510.40 : x
  2. Step 2: Convert to fraction form
    50,452.80/75,725.84 = 25,510.40/x
  3. Step 3: Cross multiply
    50,452.80x = 75,725.84 × 25,510.40
  4. Step 4: Simplify right side
    50,452.80x = 1,931,796,468.74
  5. Step 5: Solve for x
    x = 1,931,796,468.74/50,452.80
  6. Step 6: Final answer
    x = 38,289.18

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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.