Home / 28,352.62-39,113.52-17,002.43

Finding the Fourth Proportional to 28,352.62, 39,113.52 and 17,002.43

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Solution

The fourth proportional to 28,352.62, 39,113.52 and 17,002.43 is: 23,455.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.62 : 39,113.52 = 17,002.43 : x
  2. Step 2: Convert to fraction form
    28,352.62/39,113.52 = 17,002.43/x
  3. Step 3: Cross multiply
    28,352.62x = 39,113.52 × 17,002.43
  4. Step 4: Simplify right side
    28,352.62x = 665,024,885.85
  5. Step 5: Solve for x
    x = 665,024,885.85/28,352.62
  6. Step 6: Final answer
    x = 23,455.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.