Home / 40,347.92-55,679.30-22,442.54

Finding the Fourth Proportional to 40,347.92, 55,679.30 and 22,442.54

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Solution

The fourth proportional to 40,347.92, 55,679.30 and 22,442.54 is: 30,970.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347.92 : 55,679.30 = 22,442.54 : x
  2. Step 2: Convert to fraction form
    40,347.92/55,679.30 = 22,442.54/x
  3. Step 3: Cross multiply
    40,347.92x = 55,679.30 × 22,442.54
  4. Step 4: Simplify right side
    40,347.92x = 1,249,584,917.42
  5. Step 5: Solve for x
    x = 1,249,584,917.42/40,347.92
  6. Step 6: Final answer
    x = 30,970.24

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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.