Home / 45,639.79-62,976.65-25,494.17

Finding the Fourth Proportional to 45,639.79, 62,976.65 and 25,494.17

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Solution

The fourth proportional to 45,639.79, 62,976.65 and 25,494.17 is: 35,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,639.79 : 62,976.65 = 25,494.17 : x
  2. Step 2: Convert to fraction form
    45,639.79/62,976.65 = 25,494.17/x
  3. Step 3: Cross multiply
    45,639.79x = 62,976.65 × 25,494.17
  4. Step 4: Simplify right side
    45,639.79x = 1,605,536,978.78
  5. Step 5: Solve for x
    x = 1,605,536,978.78/45,639.79
  6. Step 6: Final answer
    x = 35,178.45

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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.