Home / 18,237.41-25,167.28-10,279.48

Finding the Fourth Proportional to 18,237.41, 25,167.28 and 10,279.48

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Solution

The fourth proportional to 18,237.41, 25,167.28 and 10,279.48 is: 14,185.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.41 : 25,167.28 = 10,279.48 : x
  2. Step 2: Convert to fraction form
    18,237.41/25,167.28 = 10,279.48/x
  3. Step 3: Cross multiply
    18,237.41x = 25,167.28 × 10,279.48
  4. Step 4: Simplify right side
    18,237.41x = 258,706,374.18
  5. Step 5: Solve for x
    x = 258,706,374.18/18,237.41
  6. Step 6: Final answer
    x = 14,185.48

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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.