Home / 42,722.73-58,945.19-27,615.69

Finding the Fourth Proportional to 42,722.73, 58,945.19 and 27,615.69

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Solution

The fourth proportional to 42,722.73, 58,945.19 and 27,615.69 is: 38,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,722.73 : 58,945.19 = 27,615.69 : x
  2. Step 2: Convert to fraction form
    42,722.73/58,945.19 = 27,615.69/x
  3. Step 3: Cross multiply
    42,722.73x = 58,945.19 × 27,615.69
  4. Step 4: Simplify right side
    42,722.73x = 1,627,811,955.95
  5. Step 5: Solve for x
    x = 1,627,811,955.95/42,722.73
  6. Step 6: Final answer
    x = 38,101.78

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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.