Home / 25,184.08-34,755.92-15,112.96

Finding the Fourth Proportional to 25,184.08, 34,755.92 and 15,112.96

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Solution

The fourth proportional to 25,184.08, 34,755.92 and 15,112.96 is: 20,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.08 : 34,755.92 = 15,112.96 : x
  2. Step 2: Convert to fraction form
    25,184.08/34,755.92 = 15,112.96/x
  3. Step 3: Cross multiply
    25,184.08x = 34,755.92 × 15,112.96
  4. Step 4: Simplify right side
    25,184.08x = 525,264,828.72
  5. Step 5: Solve for x
    x = 525,264,828.72/25,184.08
  6. Step 6: Final answer
    x = 20,857.02

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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.