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Finding the Fourth Proportional to 71,392.76, 107,091.04 and 24,009.64

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Solution

The fourth proportional to 71,392.76, 107,091.04 and 24,009.64 is: 36,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,392.76 : 107,091.04 = 24,009.64 : x
  2. Step 2: Convert to fraction form
    71,392.76/107,091.04 = 24,009.64/x
  3. Step 3: Cross multiply
    71,392.76x = 107,091.04 × 24,009.64
  4. Step 4: Simplify right side
    71,392.76x = 2,571,217,317.63
  5. Step 5: Solve for x
    x = 2,571,217,317.63/71,392.76
  6. Step 6: Final answer
    x = 36,015.10

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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.