Home / 40,193.13-55,465.47-22,288.08

Finding the Fourth Proportional to 40,193.13, 55,465.47 and 22,288.08

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Solution

The fourth proportional to 40,193.13, 55,465.47 and 22,288.08 is: 30,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.13 : 55,465.47 = 22,288.08 : x
  2. Step 2: Convert to fraction form
    40,193.13/55,465.47 = 22,288.08/x
  3. Step 3: Cross multiply
    40,193.13x = 55,465.47 × 22,288.08
  4. Step 4: Simplify right side
    40,193.13x = 1,236,218,832.60
  5. Step 5: Solve for x
    x = 1,236,218,832.60/40,193.13
  6. Step 6: Final answer
    x = 30,756.97

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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.