Home / 40,336.40-55,664.11-22,433.06

Finding the Fourth Proportional to 40,336.40, 55,664.11 and 22,433.06

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Solution

The fourth proportional to 40,336.40, 55,664.11 and 22,433.06 is: 30,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.40 : 55,664.11 = 22,433.06 : x
  2. Step 2: Convert to fraction form
    40,336.40/55,664.11 = 22,433.06/x
  3. Step 3: Cross multiply
    40,336.40x = 55,664.11 × 22,433.06
  4. Step 4: Simplify right side
    40,336.40x = 1,248,716,319.48
  5. Step 5: Solve for x
    x = 1,248,716,319.48/40,336.40
  6. Step 6: Final answer
    x = 30,957.55

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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.