Home / 45,445.78-62,707.68-25,302.15

Finding the Fourth Proportional to 45,445.78, 62,707.68 and 25,302.15

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Solution

The fourth proportional to 45,445.78, 62,707.68 and 25,302.15 is: 34,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,445.78 : 62,707.68 = 25,302.15 : x
  2. Step 2: Convert to fraction form
    45,445.78/62,707.68 = 25,302.15/x
  3. Step 3: Cross multiply
    45,445.78x = 62,707.68 × 25,302.15
  4. Step 4: Simplify right side
    45,445.78x = 1,586,639,125.51
  5. Step 5: Solve for x
    x = 1,586,639,125.51/45,445.78
  6. Step 6: Final answer
    x = 34,912.79

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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.