Home / 52,352.76-78,538.86-17,317.02

Finding the Fourth Proportional to 52,352.76, 78,538.86 and 17,317.02

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Solution

The fourth proportional to 52,352.76, 78,538.86 and 17,317.02 is: 25,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.76 : 78,538.86 = 17,317.02 : x
  2. Step 2: Convert to fraction form
    52,352.76/78,538.86 = 17,317.02/x
  3. Step 3: Cross multiply
    52,352.76x = 78,538.86 × 17,317.02
  4. Step 4: Simplify right side
    52,352.76x = 1,360,059,009.40
  5. Step 5: Solve for x
    x = 1,360,059,009.40/52,352.76
  6. Step 6: Final answer
    x = 25,978.75

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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.