Home / 16,819.85-25,235.51-10,572.55

Finding the Fourth Proportional to 16,819.85, 25,235.51 and 10,572.55

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Solution

The fourth proportional to 16,819.85, 25,235.51 and 10,572.55 is: 15,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.85 : 25,235.51 = 10,572.55 : x
  2. Step 2: Convert to fraction form
    16,819.85/25,235.51 = 10,572.55/x
  3. Step 3: Cross multiply
    16,819.85x = 25,235.51 × 10,572.55
  4. Step 4: Simplify right side
    16,819.85x = 266,803,720.61
  5. Step 5: Solve for x
    x = 266,803,720.61/16,819.85
  6. Step 6: Final answer
    x = 15,862.43

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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.