Home / 15,542.10-23,285.70-15,028.20

Finding the Fourth Proportional to 15,542.10, 23,285.70 and 15,028.20

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Solution

The fourth proportional to 15,542.10, 23,285.70 and 15,028.20 is: 22,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542.10 : 23,285.70 = 15,028.20 : x
  2. Step 2: Convert to fraction form
    15,542.10/23,285.70 = 15,028.20/x
  3. Step 3: Cross multiply
    15,542.10x = 23,285.70 × 15,028.20
  4. Step 4: Simplify right side
    15,542.10x = 349,942,156.74
  5. Step 5: Solve for x
    x = 349,942,156.74/15,542.10
  6. Step 6: Final answer
    x = 22,515.76

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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.