Home / 28,576.36-42,864.22-10,104.04

Finding the Fourth Proportional to 28,576.36, 42,864.22 and 10,104.04

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Solution

The fourth proportional to 28,576.36, 42,864.22 and 10,104.04 is: 15,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.36 : 42,864.22 = 10,104.04 : x
  2. Step 2: Convert to fraction form
    28,576.36/42,864.22 = 10,104.04/x
  3. Step 3: Cross multiply
    28,576.36x = 42,864.22 × 10,104.04
  4. Step 4: Simplify right side
    28,576.36x = 433,101,793.45
  5. Step 5: Solve for x
    x = 433,101,793.45/28,576.36
  6. Step 6: Final answer
    x = 15,155.95

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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.