Home / 45,178.97-62,345.09-25,036.70

Finding the Fourth Proportional to 45,178.97, 62,345.09 and 25,036.70

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Solution

The fourth proportional to 45,178.97, 62,345.09 and 25,036.70 is: 34,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,178.97 : 62,345.09 = 25,036.70 : x
  2. Step 2: Convert to fraction form
    45,178.97/62,345.09 = 25,036.70/x
  3. Step 3: Cross multiply
    45,178.97x = 62,345.09 × 25,036.70
  4. Step 4: Simplify right side
    45,178.97x = 1,560,915,065.67
  5. Step 5: Solve for x
    x = 1,560,915,065.67/45,178.97
  6. Step 6: Final answer
    x = 34,549.60

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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.