Home / 52,351.68-78,538.86-16,804.74

Finding the Fourth Proportional to 52,351.68, 78,538.86 and 16,804.74

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Solution

The fourth proportional to 52,351.68, 78,538.86 and 16,804.74 is: 25,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,351.68 : 78,538.86 = 16,804.74 : x
  2. Step 2: Convert to fraction form
    52,351.68/78,538.86 = 16,804.74/x
  3. Step 3: Cross multiply
    52,351.68x = 78,538.86 × 16,804.74
  4. Step 4: Simplify right side
    52,351.68x = 1,319,825,122.20
  5. Step 5: Solve for x
    x = 1,319,825,122.20/52,351.68
  6. Step 6: Final answer
    x = 25,210.75

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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.