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Finding the Fourth Proportional to 44,542.03, 66,822.62 and 12,952.64

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Solution

The fourth proportional to 44,542.03, 66,822.62 and 12,952.64 is: 19,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,542.03 : 66,822.62 = 12,952.64 : x
  2. Step 2: Convert to fraction form
    44,542.03/66,822.62 = 12,952.64/x
  3. Step 3: Cross multiply
    44,542.03x = 66,822.62 × 12,952.64
  4. Step 4: Simplify right side
    44,542.03x = 865,529,340.72
  5. Step 5: Solve for x
    x = 865,529,340.72/44,542.03
  6. Step 6: Final answer
    x = 19,431.74

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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.