Home / 13,244.50-19,869.18-6,319

Finding the Fourth Proportional to 13,244.50, 19,869.18 and 6,319

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Solution

The fourth proportional to 13,244.50, 19,869.18 and 6,319 is: 9,479.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.50 : 19,869.18 = 6,319 : x
  2. Step 2: Convert to fraction form
    13,244.50/19,869.18 = 6,319/x
  3. Step 3: Cross multiply
    13,244.50x = 19,869.18 × 6,319
  4. Step 4: Simplify right side
    13,244.50x = 125,553,348.42
  5. Step 5: Solve for x
    x = 125,553,348.42/13,244.50
  6. Step 6: Final answer
    x = 9,479.66

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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.