Home / 42,019.75-57,987.26-25,252.75

Finding the Fourth Proportional to 42,019.75, 57,987.26 and 25,252.75

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Solution

The fourth proportional to 42,019.75, 57,987.26 and 25,252.75 is: 34,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,019.75 : 57,987.26 = 25,252.75 : x
  2. Step 2: Convert to fraction form
    42,019.75/57,987.26 = 25,252.75/x
  3. Step 3: Cross multiply
    42,019.75x = 57,987.26 × 25,252.75
  4. Step 4: Simplify right side
    42,019.75x = 1,464,337,779.97
  5. Step 5: Solve for x
    x = 1,464,337,779.97/42,019.75
  6. Step 6: Final answer
    x = 34,848.80

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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.