Home / 45,278.28-62,543.88-37,749.24

Finding the Fourth Proportional to 45,278.28, 62,543.88 and 37,749.24

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Solution

The fourth proportional to 45,278.28, 62,543.88 and 37,749.24 is: 52,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.28 : 62,543.88 = 37,749.24 : x
  2. Step 2: Convert to fraction form
    45,278.28/62,543.88 = 37,749.24/x
  3. Step 3: Cross multiply
    45,278.28x = 62,543.88 × 37,749.24
  4. Step 4: Simplify right side
    45,278.28x = 2,360,983,936.65
  5. Step 5: Solve for x
    x = 2,360,983,936.65/45,278.28
  6. Step 6: Final answer
    x = 52,143.85

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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.