Home / 41,102.40-56,721.12-22,239.36

Finding the Fourth Proportional to 41,102.40, 56,721.12 and 22,239.36

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Solution

The fourth proportional to 41,102.40, 56,721.12 and 22,239.36 is: 30,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,102.40 : 56,721.12 = 22,239.36 : x
  2. Step 2: Convert to fraction form
    41,102.40/56,721.12 = 22,239.36/x
  3. Step 3: Cross multiply
    41,102.40x = 56,721.12 × 22,239.36
  4. Step 4: Simplify right side
    41,102.40x = 1,261,441,407.28
  5. Step 5: Solve for x
    x = 1,261,441,407.28/41,102.40
  6. Step 6: Final answer
    x = 30,690.21

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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.