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Finding the Fourth Proportional to 12,374.76, 18,568.29 and 5,801.46

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Solution

The fourth proportional to 12,374.76, 18,568.29 and 5,801.46 is: 8,705.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.76 : 18,568.29 = 5,801.46 : x
  2. Step 2: Convert to fraction form
    12,374.76/18,568.29 = 5,801.46/x
  3. Step 3: Cross multiply
    12,374.76x = 18,568.29 × 5,801.46
  4. Step 4: Simplify right side
    12,374.76x = 107,723,191.70
  5. Step 5: Solve for x
    x = 107,723,191.70/12,374.76
  6. Step 6: Final answer
    x = 8,705.07

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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.