Home / 25,168.14-34,731.31-13,837.66

Finding the Fourth Proportional to 25,168.14, 34,731.31 and 13,837.66

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Solution

The fourth proportional to 25,168.14, 34,731.31 and 13,837.66 is: 19,095.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.14 : 34,731.31 = 13,837.66 : x
  2. Step 2: Convert to fraction form
    25,168.14/34,731.31 = 13,837.66/x
  3. Step 3: Cross multiply
    25,168.14x = 34,731.31 × 13,837.66
  4. Step 4: Simplify right side
    25,168.14x = 480,600,059.13
  5. Step 5: Solve for x
    x = 480,600,059.13/25,168.14
  6. Step 6: Final answer
    x = 19,095.57

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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.