Home / 18,083.12-24,955.07-10,125.36

Finding the Fourth Proportional to 18,083.12, 24,955.07 and 10,125.36

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Solution

The fourth proportional to 18,083.12, 24,955.07 and 10,125.36 is: 13,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.12 : 24,955.07 = 10,125.36 : x
  2. Step 2: Convert to fraction form
    18,083.12/24,955.07 = 10,125.36/x
  3. Step 3: Cross multiply
    18,083.12x = 24,955.07 × 10,125.36
  4. Step 4: Simplify right side
    18,083.12x = 252,679,016.95
  5. Step 5: Solve for x
    x = 252,679,016.95/18,083.12
  6. Step 6: Final answer
    x = 13,973.20

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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.