Home / 40,155.48-55,417.23-22,251.24

Finding the Fourth Proportional to 40,155.48, 55,417.23 and 22,251.24

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Solution

The fourth proportional to 40,155.48, 55,417.23 and 22,251.24 is: 30,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,155.48 : 55,417.23 = 22,251.24 : x
  2. Step 2: Convert to fraction form
    40,155.48/55,417.23 = 22,251.24/x
  3. Step 3: Cross multiply
    40,155.48x = 55,417.23 × 22,251.24
  4. Step 4: Simplify right side
    40,155.48x = 1,233,102,084.87
  5. Step 5: Solve for x
    x = 1,233,102,084.87/40,155.48
  6. Step 6: Final answer
    x = 30,708.19

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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.