Home / 38,283.16-57,420.17-10,205.32

Finding the Fourth Proportional to 38,283.16, 57,420.17 and 10,205.32

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Solution

The fourth proportional to 38,283.16, 57,420.17 and 10,205.32 is: 15,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,283.16 : 57,420.17 = 10,205.32 : x
  2. Step 2: Convert to fraction form
    38,283.16/57,420.17 = 10,205.32/x
  3. Step 3: Cross multiply
    38,283.16x = 57,420.17 × 10,205.32
  4. Step 4: Simplify right side
    38,283.16x = 585,991,091.27
  5. Step 5: Solve for x
    x = 585,991,091.27/38,283.16
  6. Step 6: Final answer
    x = 15,306.76

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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.