Home / 24,479.04-33,778.56-13,869.60

Finding the Fourth Proportional to 24,479.04, 33,778.56 and 13,869.60

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Solution

The fourth proportional to 24,479.04, 33,778.56 and 13,869.60 is: 19,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,479.04 : 33,778.56 = 13,869.60 : x
  2. Step 2: Convert to fraction form
    24,479.04/33,778.56 = 13,869.60/x
  3. Step 3: Cross multiply
    24,479.04x = 33,778.56 × 13,869.60
  4. Step 4: Simplify right side
    24,479.04x = 468,495,115.78
  5. Step 5: Solve for x
    x = 468,495,115.78/24,479.04
  6. Step 6: Final answer
    x = 19,138.62

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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.