Home / 45,639.13-62,981.31-25,496.30

Finding the Fourth Proportional to 45,639.13, 62,981.31 and 25,496.30

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Solution

The fourth proportional to 45,639.13, 62,981.31 and 25,496.30 is: 35,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,639.13 : 62,981.31 = 25,496.30 : x
  2. Step 2: Convert to fraction form
    45,639.13/62,981.31 = 25,496.30/x
  3. Step 3: Cross multiply
    45,639.13x = 62,981.31 × 25,496.30
  4. Step 4: Simplify right side
    45,639.13x = 1,605,790,246.67
  5. Step 5: Solve for x
    x = 1,605,790,246.67/45,639.13
  6. Step 6: Final answer
    x = 35,184.51

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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.