Home / 40,192.12-55,464.81-22,287.17

Finding the Fourth Proportional to 40,192.12, 55,464.81 and 22,287.17

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Solution

The fourth proportional to 40,192.12, 55,464.81 and 22,287.17 is: 30,756.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,192.12 : 55,464.81 = 22,287.17 : x
  2. Step 2: Convert to fraction form
    40,192.12/55,464.81 = 22,287.17/x
  3. Step 3: Cross multiply
    40,192.12x = 55,464.81 × 22,287.17
  4. Step 4: Simplify right side
    40,192.12x = 1,236,153,649.49
  5. Step 5: Solve for x
    x = 1,236,153,649.49/40,192.12
  6. Step 6: Final answer
    x = 30,756.12

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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.