Home / 40,038.38-55,252.98-22,133.39

Finding the Fourth Proportional to 40,038.38, 55,252.98 and 22,133.39

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Solution

The fourth proportional to 40,038.38, 55,252.98 and 22,133.39 is: 30,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,038.38 : 55,252.98 = 22,133.39 : x
  2. Step 2: Convert to fraction form
    40,038.38/55,252.98 = 22,133.39/x
  3. Step 3: Cross multiply
    40,038.38x = 55,252.98 × 22,133.39
  4. Step 4: Simplify right side
    40,038.38x = 1,222,935,755.00
  5. Step 5: Solve for x
    x = 1,222,935,755.00/40,038.38
  6. Step 6: Final answer
    x = 30,544.09

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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.