Home / 40,410.60-55,744.24-33,638.76

Finding the Fourth Proportional to 40,410.60, 55,744.24 and 33,638.76

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Solution

The fourth proportional to 40,410.60, 55,744.24 and 33,638.76 is: 46,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410.60 : 55,744.24 = 33,638.76 : x
  2. Step 2: Convert to fraction form
    40,410.60/55,744.24 = 33,638.76/x
  3. Step 3: Cross multiply
    40,410.60x = 55,744.24 × 33,638.76
  4. Step 4: Simplify right side
    40,410.60x = 1,875,167,110.74
  5. Step 5: Solve for x
    x = 1,875,167,110.74/40,410.60
  6. Step 6: Final answer
    x = 46,402.85

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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.