Home / 15,015.80-22,516.14-4,626.20

Finding the Fourth Proportional to 15,015.80, 22,516.14 and 4,626.20

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Solution

The fourth proportional to 15,015.80, 22,516.14 and 4,626.20 is: 6,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015.80 : 22,516.14 = 4,626.20 : x
  2. Step 2: Convert to fraction form
    15,015.80/22,516.14 = 4,626.20/x
  3. Step 3: Cross multiply
    15,015.80x = 22,516.14 × 4,626.20
  4. Step 4: Simplify right side
    15,015.80x = 104,164,166.87
  5. Step 5: Solve for x
    x = 104,164,166.87/15,015.80
  6. Step 6: Final answer
    x = 6,936.97

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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.