Home / 40,148.04-55,407.42-22,244.70

Finding the Fourth Proportional to 40,148.04, 55,407.42 and 22,244.70

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Solution

The fourth proportional to 40,148.04, 55,407.42 and 22,244.70 is: 30,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,148.04 : 55,407.42 = 22,244.70 : x
  2. Step 2: Convert to fraction form
    40,148.04/55,407.42 = 22,244.70/x
  3. Step 3: Cross multiply
    40,148.04x = 55,407.42 × 22,244.70
  4. Step 4: Simplify right side
    40,148.04x = 1,232,521,435.67
  5. Step 5: Solve for x
    x = 1,232,521,435.67/40,148.04
  6. Step 6: Final answer
    x = 30,699.42

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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.