Home / 31,874.22-43,987.56-17,535.18

Finding the Fourth Proportional to 31,874.22, 43,987.56 and 17,535.18

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Solution

The fourth proportional to 31,874.22, 43,987.56 and 17,535.18 is: 24,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,874.22 : 43,987.56 = 17,535.18 : x
  2. Step 2: Convert to fraction form
    31,874.22/43,987.56 = 17,535.18/x
  3. Step 3: Cross multiply
    31,874.22x = 43,987.56 × 17,535.18
  4. Step 4: Simplify right side
    31,874.22x = 771,329,782.36
  5. Step 5: Solve for x
    x = 771,329,782.36/31,874.22
  6. Step 6: Final answer
    x = 24,199.17

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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.