Home / 18,713.34-25,827.60-17,872.56

Finding the Fourth Proportional to 18,713.34, 25,827.60 and 17,872.56

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Solution

The fourth proportional to 18,713.34, 25,827.60 and 17,872.56 is: 24,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.34 : 25,827.60 = 17,872.56 : x
  2. Step 2: Convert to fraction form
    18,713.34/25,827.60 = 17,872.56/x
  3. Step 3: Cross multiply
    18,713.34x = 25,827.60 × 17,872.56
  4. Step 4: Simplify right side
    18,713.34x = 461,605,330.66
  5. Step 5: Solve for x
    x = 461,605,330.66/18,713.34
  6. Step 6: Final answer
    x = 24,667.18

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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.