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Finding the Fourth Proportional to 44,007.58, 66,010.28 and 12,843.10

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Solution

The fourth proportional to 44,007.58, 66,010.28 and 12,843.10 is: 19,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,007.58 : 66,010.28 = 12,843.10 : x
  2. Step 2: Convert to fraction form
    44,007.58/66,010.28 = 12,843.10/x
  3. Step 3: Cross multiply
    44,007.58x = 66,010.28 × 12,843.10
  4. Step 4: Simplify right side
    44,007.58x = 847,776,627.07
  5. Step 5: Solve for x
    x = 847,776,627.07/44,007.58
  6. Step 6: Final answer
    x = 19,264.33

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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.