Home / 31,885.88-44,003.08-17,738.72

Finding the Fourth Proportional to 31,885.88, 44,003.08 and 17,738.72

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Solution

The fourth proportional to 31,885.88, 44,003.08 and 17,738.72 is: 24,479.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,885.88 : 44,003.08 = 17,738.72 : x
  2. Step 2: Convert to fraction form
    31,885.88/44,003.08 = 17,738.72/x
  3. Step 3: Cross multiply
    31,885.88x = 44,003.08 × 17,738.72
  4. Step 4: Simplify right side
    31,885.88x = 780,558,315.26
  5. Step 5: Solve for x
    x = 780,558,315.26/31,885.88
  6. Step 6: Final answer
    x = 24,479.75

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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.