Home / 18,337.16-25,306.26-10,381.16

Finding the Fourth Proportional to 18,337.16, 25,306.26 and 10,381.16

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Solution

The fourth proportional to 18,337.16, 25,306.26 and 10,381.16 is: 14,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.16 : 25,306.26 = 10,381.16 : x
  2. Step 2: Convert to fraction form
    18,337.16/25,306.26 = 10,381.16/x
  3. Step 3: Cross multiply
    18,337.16x = 25,306.26 × 10,381.16
  4. Step 4: Simplify right side
    18,337.16x = 262,708,334.06
  5. Step 5: Solve for x
    x = 262,708,334.06/18,337.16
  6. Step 6: Final answer
    x = 14,326.56

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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.