Home / 40,442.90-55,815.38-24,315.48

Finding the Fourth Proportional to 40,442.90, 55,815.38 and 24,315.48

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Solution

The fourth proportional to 40,442.90, 55,815.38 and 24,315.48 is: 33,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,442.90 : 55,815.38 = 24,315.48 : x
  2. Step 2: Convert to fraction form
    40,442.90/55,815.38 = 24,315.48/x
  3. Step 3: Cross multiply
    40,442.90x = 55,815.38 × 24,315.48
  4. Step 4: Simplify right side
    40,442.90x = 1,357,177,634.51
  5. Step 5: Solve for x
    x = 1,357,177,634.51/40,442.90
  6. Step 6: Final answer
    x = 33,557.88

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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.