Home / 15,112.66-22,667.19-4,020.16

Finding the Fourth Proportional to 15,112.66, 22,667.19 and 4,020.16

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Solution

The fourth proportional to 15,112.66, 22,667.19 and 4,020.16 is: 6,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.66 : 22,667.19 = 4,020.16 : x
  2. Step 2: Convert to fraction form
    15,112.66/22,667.19 = 4,020.16/x
  3. Step 3: Cross multiply
    15,112.66x = 22,667.19 × 4,020.16
  4. Step 4: Simplify right side
    15,112.66x = 91,125,730.55
  5. Step 5: Solve for x
    x = 91,125,730.55/15,112.66
  6. Step 6: Final answer
    x = 6,029.76

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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.