Home / 31,767.50-43,839.15-17,623.28

Finding the Fourth Proportional to 31,767.50, 43,839.15 and 17,623.28

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Solution

The fourth proportional to 31,767.50, 43,839.15 and 17,623.28 is: 24,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,767.50 : 43,839.15 = 17,623.28 : x
  2. Step 2: Convert to fraction form
    31,767.50/43,839.15 = 17,623.28/x
  3. Step 3: Cross multiply
    31,767.50x = 43,839.15 × 17,623.28
  4. Step 4: Simplify right side
    31,767.50x = 772,589,615.41
  5. Step 5: Solve for x
    x = 772,589,615.41/31,767.50
  6. Step 6: Final answer
    x = 24,320.13

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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.