Home / 29,129.47-40,221.75-23,446.33

Finding the Fourth Proportional to 29,129.47, 40,221.75 and 23,446.33

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Solution

The fourth proportional to 29,129.47, 40,221.75 and 23,446.33 is: 32,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.47 : 40,221.75 = 23,446.33 : x
  2. Step 2: Convert to fraction form
    29,129.47/40,221.75 = 23,446.33/x
  3. Step 3: Cross multiply
    29,129.47x = 40,221.75 × 23,446.33
  4. Step 4: Simplify right side
    29,129.47x = 943,052,423.68
  5. Step 5: Solve for x
    x = 943,052,423.68/29,129.47
  6. Step 6: Final answer
    x = 32,374.51

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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.