Home / 45,319.94-62,319.70-39,341.14

Finding the Fourth Proportional to 45,319.94, 62,319.70 and 39,341.14

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Solution

The fourth proportional to 45,319.94, 62,319.70 and 39,341.14 is: 54,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.94 : 62,319.70 = 39,341.14 : x
  2. Step 2: Convert to fraction form
    45,319.94/62,319.70 = 39,341.14/x
  3. Step 3: Cross multiply
    45,319.94x = 62,319.70 × 39,341.14
  4. Step 4: Simplify right side
    45,319.94x = 2,451,728,042.46
  5. Step 5: Solve for x
    x = 2,451,728,042.46/45,319.94
  6. Step 6: Final answer
    x = 54,098.22

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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.