Home / 40,335.57-55,662.66-22,430.52

Finding the Fourth Proportional to 40,335.57, 55,662.66 and 22,430.52

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Solution

The fourth proportional to 40,335.57, 55,662.66 and 22,430.52 is: 30,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,335.57 : 55,662.66 = 22,430.52 : x
  2. Step 2: Convert to fraction form
    40,335.57/55,662.66 = 22,430.52/x
  3. Step 3: Cross multiply
    40,335.57x = 55,662.66 × 22,430.52
  4. Step 4: Simplify right side
    40,335.57x = 1,248,542,408.38
  5. Step 5: Solve for x
    x = 1,248,542,408.38/40,335.57
  6. Step 6: Final answer
    x = 30,953.88

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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.