Home / 40,382.72-55,731.84-23,618.24

Finding the Fourth Proportional to 40,382.72, 55,731.84 and 23,618.24

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Solution

The fourth proportional to 40,382.72, 55,731.84 and 23,618.24 is: 32,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,382.72 : 55,731.84 = 23,618.24 : x
  2. Step 2: Convert to fraction form
    40,382.72/55,731.84 = 23,618.24/x
  3. Step 3: Cross multiply
    40,382.72x = 55,731.84 × 23,618.24
  4. Step 4: Simplify right side
    40,382.72x = 1,316,287,972.76
  5. Step 5: Solve for x
    x = 1,316,287,972.76/40,382.72
  6. Step 6: Final answer
    x = 32,595.33

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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.