Home / 51,276.38-70,764.17-30,062.48

Finding the Fourth Proportional to 51,276.38, 70,764.17 and 30,062.48

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Solution

The fourth proportional to 51,276.38, 70,764.17 and 30,062.48 is: 41,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.38 : 70,764.17 = 30,062.48 : x
  2. Step 2: Convert to fraction form
    51,276.38/70,764.17 = 30,062.48/x
  3. Step 3: Cross multiply
    51,276.38x = 70,764.17 × 30,062.48
  4. Step 4: Simplify right side
    51,276.38x = 2,127,345,941.21
  5. Step 5: Solve for x
    x = 2,127,345,941.21/51,276.38
  6. Step 6: Final answer
    x = 41,487.84

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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.