Home / 39,968.58-59,952.86-11,888.52

Finding the Fourth Proportional to 39,968.58, 59,952.86 and 11,888.52

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Solution

The fourth proportional to 39,968.58, 59,952.86 and 11,888.52 is: 17,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,968.58 : 59,952.86 = 11,888.52 : x
  2. Step 2: Convert to fraction form
    39,968.58/59,952.86 = 11,888.52/x
  3. Step 3: Cross multiply
    39,968.58x = 59,952.86 × 11,888.52
  4. Step 4: Simplify right side
    39,968.58x = 712,750,775.17
  5. Step 5: Solve for x
    x = 712,750,775.17/39,968.58
  6. Step 6: Final answer
    x = 17,832.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.