Home / 40,335.57-55,662.87-22,429.53

Finding the Fourth Proportional to 40,335.57, 55,662.87 and 22,429.53

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Solution

The fourth proportional to 40,335.57, 55,662.87 and 22,429.53 is: 30,952.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,335.57 : 55,662.87 = 22,429.53 : x
  2. Step 2: Convert to fraction form
    40,335.57/55,662.87 = 22,429.53/x
  3. Step 3: Cross multiply
    40,335.57x = 55,662.87 × 22,429.53
  4. Step 4: Simplify right side
    40,335.57x = 1,248,492,012.55
  5. Step 5: Solve for x
    x = 1,248,492,012.55/40,335.57
  6. Step 6: Final answer
    x = 30,952.63

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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.