Home / 40,269.20-55,572.04-22,365.36

Finding the Fourth Proportional to 40,269.20, 55,572.04 and 22,365.36

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Solution

The fourth proportional to 40,269.20, 55,572.04 and 22,365.36 is: 30,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.20 : 55,572.04 = 22,365.36 : x
  2. Step 2: Convert to fraction form
    40,269.20/55,572.04 = 22,365.36/x
  3. Step 3: Cross multiply
    40,269.20x = 55,572.04 × 22,365.36
  4. Step 4: Simplify right side
    40,269.20x = 1,242,888,680.53
  5. Step 5: Solve for x
    x = 1,242,888,680.53/40,269.20
  6. Step 6: Final answer
    x = 30,864.50

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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.