Home / 25,042.24-34,557.12-13,863.36

Finding the Fourth Proportional to 25,042.24, 34,557.12 and 13,863.36

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Solution

The fourth proportional to 25,042.24, 34,557.12 and 13,863.36 is: 19,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.24 : 34,557.12 = 13,863.36 : x
  2. Step 2: Convert to fraction form
    25,042.24/34,557.12 = 13,863.36/x
  3. Step 3: Cross multiply
    25,042.24x = 34,557.12 × 13,863.36
  4. Step 4: Simplify right side
    25,042.24x = 479,077,795.12
  5. Step 5: Solve for x
    x = 479,077,795.12/25,042.24
  6. Step 6: Final answer
    x = 19,130.79

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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.