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Finding the Fourth Proportional to 44,671.71, 67,005.12 and 13,080.51

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Solution

The fourth proportional to 44,671.71, 67,005.12 and 13,080.51 is: 19,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,671.71 : 67,005.12 = 13,080.51 : x
  2. Step 2: Convert to fraction form
    44,671.71/67,005.12 = 13,080.51/x
  3. Step 3: Cross multiply
    44,671.71x = 67,005.12 × 13,080.51
  4. Step 4: Simplify right side
    44,671.71x = 876,461,142.21
  5. Step 5: Solve for x
    x = 876,461,142.21/44,671.71
  6. Step 6: Final answer
    x = 19,620.05

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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.