Home / 50,711.79-76,080.12-17,432.34

Finding the Fourth Proportional to 50,711.79, 76,080.12 and 17,432.34

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Solution

The fourth proportional to 50,711.79, 76,080.12 and 17,432.34 is: 26,152.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,711.79 : 76,080.12 = 17,432.34 : x
  2. Step 2: Convert to fraction form
    50,711.79/76,080.12 = 17,432.34/x
  3. Step 3: Cross multiply
    50,711.79x = 76,080.12 × 17,432.34
  4. Step 4: Simplify right side
    50,711.79x = 1,326,254,519.08
  5. Step 5: Solve for x
    x = 1,326,254,519.08/50,711.79
  6. Step 6: Final answer
    x = 26,152.78

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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.