Home / 18,225.34-25,152.14-13,741.18

Finding the Fourth Proportional to 18,225.34, 25,152.14 and 13,741.18

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Solution

The fourth proportional to 18,225.34, 25,152.14 and 13,741.18 is: 18,963.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.34 : 25,152.14 = 13,741.18 : x
  2. Step 2: Convert to fraction form
    18,225.34/25,152.14 = 13,741.18/x
  3. Step 3: Cross multiply
    18,225.34x = 25,152.14 × 13,741.18
  4. Step 4: Simplify right side
    18,225.34x = 345,620,083.13
  5. Step 5: Solve for x
    x = 345,620,083.13/18,225.34
  6. Step 6: Final answer
    x = 18,963.71

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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.