Home / 52,182.80-78,274.20-15,246.80

Finding the Fourth Proportional to 52,182.80, 78,274.20 and 15,246.80

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Solution

The fourth proportional to 52,182.80, 78,274.20 and 15,246.80 is: 22,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,182.80 : 78,274.20 = 15,246.80 : x
  2. Step 2: Convert to fraction form
    52,182.80/78,274.20 = 15,246.80/x
  3. Step 3: Cross multiply
    52,182.80x = 78,274.20 × 15,246.80
  4. Step 4: Simplify right side
    52,182.80x = 1,193,431,072.56
  5. Step 5: Solve for x
    x = 1,193,431,072.56/52,182.80
  6. Step 6: Final answer
    x = 22,870.20

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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.