Home / 45,346.38-62,608.49-40,551.40

Finding the Fourth Proportional to 45,346.38, 62,608.49 and 40,551.40

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Solution

The fourth proportional to 45,346.38, 62,608.49 and 40,551.40 is: 55,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,346.38 : 62,608.49 = 40,551.40 : x
  2. Step 2: Convert to fraction form
    45,346.38/62,608.49 = 40,551.40/x
  3. Step 3: Cross multiply
    45,346.38x = 62,608.49 × 40,551.40
  4. Step 4: Simplify right side
    45,346.38x = 2,538,861,921.39
  5. Step 5: Solve for x
    x = 2,538,861,921.39/45,346.38
  6. Step 6: Final answer
    x = 55,988.19

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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.