Home / 44,574.62-66,872.28-12,985.44

Finding the Fourth Proportional to 44,574.62, 66,872.28 and 12,985.44

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Solution

The fourth proportional to 44,574.62, 66,872.28 and 12,985.44 is: 19,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,574.62 : 66,872.28 = 12,985.44 : x
  2. Step 2: Convert to fraction form
    44,574.62/66,872.28 = 12,985.44/x
  3. Step 3: Cross multiply
    44,574.62x = 66,872.28 × 12,985.44
  4. Step 4: Simplify right side
    44,574.62x = 868,365,979.60
  5. Step 5: Solve for x
    x = 868,365,979.60/44,574.62
  6. Step 6: Final answer
    x = 19,481.18

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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.