Home / 40,476.28-55,857.98-22,329.08

Finding the Fourth Proportional to 40,476.28, 55,857.98 and 22,329.08

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Solution

The fourth proportional to 40,476.28, 55,857.98 and 22,329.08 is: 30,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,476.28 : 55,857.98 = 22,329.08 : x
  2. Step 2: Convert to fraction form
    40,476.28/55,857.98 = 22,329.08/x
  3. Step 3: Cross multiply
    40,476.28x = 55,857.98 × 22,329.08
  4. Step 4: Simplify right side
    40,476.28x = 1,247,257,304.06
  5. Step 5: Solve for x
    x = 1,247,257,304.06/40,476.28
  6. Step 6: Final answer
    x = 30,814.52

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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.