Home / 40,438.82-55,805.70-23,446.40

Finding the Fourth Proportional to 40,438.82, 55,805.70 and 23,446.40

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Solution

The fourth proportional to 40,438.82, 55,805.70 and 23,446.40 is: 32,356.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438.82 : 55,805.70 = 23,446.40 : x
  2. Step 2: Convert to fraction form
    40,438.82/55,805.70 = 23,446.40/x
  3. Step 3: Cross multiply
    40,438.82x = 55,805.70 × 23,446.40
  4. Step 4: Simplify right side
    40,438.82x = 1,308,442,764.48
  5. Step 5: Solve for x
    x = 1,308,442,764.48/40,438.82
  6. Step 6: Final answer
    x = 32,356.11

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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.