Home / 40,382.02-55,720.54-22,476.57

Finding the Fourth Proportional to 40,382.02, 55,720.54 and 22,476.57

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Solution

The fourth proportional to 40,382.02, 55,720.54 and 22,476.57 is: 31,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,382.02 : 55,720.54 = 22,476.57 : x
  2. Step 2: Convert to fraction form
    40,382.02/55,720.54 = 22,476.57/x
  3. Step 3: Cross multiply
    40,382.02x = 55,720.54 × 22,476.57
  4. Step 4: Simplify right side
    40,382.02x = 1,252,406,617.75
  5. Step 5: Solve for x
    x = 1,252,406,617.75/40,382.02
  6. Step 6: Final answer
    x = 31,013.97

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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.