Home / 15,972.95-24,013.49-12,874.70

Finding the Fourth Proportional to 15,972.95, 24,013.49 and 12,874.70

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Solution

The fourth proportional to 15,972.95, 24,013.49 and 12,874.70 is: 19,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.95 : 24,013.49 = 12,874.70 : x
  2. Step 2: Convert to fraction form
    15,972.95/24,013.49 = 12,874.70/x
  3. Step 3: Cross multiply
    15,972.95x = 24,013.49 × 12,874.70
  4. Step 4: Simplify right side
    15,972.95x = 309,166,295.26
  5. Step 5: Solve for x
    x = 309,166,295.26/15,972.95
  6. Step 6: Final answer
    x = 19,355.62

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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.