Home / 15,056.80-22,585.20-4,112.80

Finding the Fourth Proportional to 15,056.80, 22,585.20 and 4,112.80

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Solution

The fourth proportional to 15,056.80, 22,585.20 and 4,112.80 is: 6,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.80 : 22,585.20 = 4,112.80 : x
  2. Step 2: Convert to fraction form
    15,056.80/22,585.20 = 4,112.80/x
  3. Step 3: Cross multiply
    15,056.80x = 22,585.20 × 4,112.80
  4. Step 4: Simplify right side
    15,056.80x = 92,888,410.56
  5. Step 5: Solve for x
    x = 92,888,410.56/15,056.80
  6. Step 6: Final answer
    x = 6,169.20

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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.