Home / 40,270.89-55,572.28-22,367.04

Finding the Fourth Proportional to 40,270.89, 55,572.28 and 22,367.04

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Solution

The fourth proportional to 40,270.89, 55,572.28 and 22,367.04 is: 30,865.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,270.89 : 55,572.28 = 22,367.04 : x
  2. Step 2: Convert to fraction form
    40,270.89/55,572.28 = 22,367.04/x
  3. Step 3: Cross multiply
    40,270.89x = 55,572.28 × 22,367.04
  4. Step 4: Simplify right side
    40,270.89x = 1,242,987,409.65
  5. Step 5: Solve for x
    x = 1,242,987,409.65/40,270.89
  6. Step 6: Final answer
    x = 30,865.66

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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.