Home / 42,005.88-57,955.74-25,001.57

Finding the Fourth Proportional to 42,005.88, 57,955.74 and 25,001.57

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Solution

The fourth proportional to 42,005.88, 57,955.74 and 25,001.57 is: 34,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,005.88 : 57,955.74 = 25,001.57 : x
  2. Step 2: Convert to fraction form
    42,005.88/57,955.74 = 25,001.57/x
  3. Step 3: Cross multiply
    42,005.88x = 57,955.74 × 25,001.57
  4. Step 4: Simplify right side
    42,005.88x = 1,448,984,200.73
  5. Step 5: Solve for x
    x = 1,448,984,200.73/42,005.88
  6. Step 6: Final answer
    x = 34,494.79

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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.