Home / 25,074.65-34,602.27-13,743.90

Finding the Fourth Proportional to 25,074.65, 34,602.27 and 13,743.90

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Solution

The fourth proportional to 25,074.65, 34,602.27 and 13,743.90 is: 18,966.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074.65 : 34,602.27 = 13,743.90 : x
  2. Step 2: Convert to fraction form
    25,074.65/34,602.27 = 13,743.90/x
  3. Step 3: Cross multiply
    25,074.65x = 34,602.27 × 13,743.90
  4. Step 4: Simplify right side
    25,074.65x = 475,570,138.65
  5. Step 5: Solve for x
    x = 475,570,138.65/25,074.65
  6. Step 6: Final answer
    x = 18,966.18

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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.