Home / 52,230.80-78,338.08-17,170.20

Finding the Fourth Proportional to 52,230.80, 78,338.08 and 17,170.20

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Solution

The fourth proportional to 52,230.80, 78,338.08 and 17,170.20 is: 25,752.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.80 : 78,338.08 = 17,170.20 : x
  2. Step 2: Convert to fraction form
    52,230.80/78,338.08 = 17,170.20/x
  3. Step 3: Cross multiply
    52,230.80x = 78,338.08 × 17,170.20
  4. Step 4: Simplify right side
    52,230.80x = 1,345,080,501.22
  5. Step 5: Solve for x
    x = 1,345,080,501.22/52,230.80
  6. Step 6: Final answer
    x = 25,752.63

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1.5x scale

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.