Home / 40,534.70-55,935.54-22,630.84

Finding the Fourth Proportional to 40,534.70, 55,935.54 and 22,630.84

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Solution

The fourth proportional to 40,534.70, 55,935.54 and 22,630.84 is: 31,229.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,534.70 : 55,935.54 = 22,630.84 : x
  2. Step 2: Convert to fraction form
    40,534.70/55,935.54 = 22,630.84/x
  3. Step 3: Cross multiply
    40,534.70x = 55,935.54 × 22,630.84
  4. Step 4: Simplify right side
    40,534.70x = 1,265,868,116.21
  5. Step 5: Solve for x
    x = 1,265,868,116.21/40,534.70
  6. Step 6: Final answer
    x = 31,229.25

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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.