Home / 45,306.64-62,521-25,164.80

Finding the Fourth Proportional to 45,306.64, 62,521 and 25,164.80

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Solution

The fourth proportional to 45,306.64, 62,521 and 25,164.80 is: 34,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,306.64 : 62,521 = 25,164.80 : x
  2. Step 2: Convert to fraction form
    45,306.64/62,521 = 25,164.80/x
  3. Step 3: Cross multiply
    45,306.64x = 62,521 × 25,164.80
  4. Step 4: Simplify right side
    45,306.64x = 1,573,328,460.80
  5. Step 5: Solve for x
    x = 1,573,328,460.80/45,306.64
  6. Step 6: Final answer
    x = 34,726.22

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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.