Home / 22,515.10-33,772.65-15,516.70

Finding the Fourth Proportional to 22,515.10, 33,772.65 and 15,516.70

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Solution

The fourth proportional to 22,515.10, 33,772.65 and 15,516.70 is: 23,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.10 : 33,772.65 = 15,516.70 : x
  2. Step 2: Convert to fraction form
    22,515.10/33,772.65 = 15,516.70/x
  3. Step 3: Cross multiply
    22,515.10x = 33,772.65 × 15,516.70
  4. Step 4: Simplify right side
    22,515.10x = 524,040,078.26
  5. Step 5: Solve for x
    x = 524,040,078.26/22,515.10
  6. Step 6: Final answer
    x = 23,275.05

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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.