Home / 12,374.52-18,558.72-4,052.40

Finding the Fourth Proportional to 12,374.52, 18,558.72 and 4,052.40

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Solution

The fourth proportional to 12,374.52, 18,558.72 and 4,052.40 is: 6,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.52 : 18,558.72 = 4,052.40 : x
  2. Step 2: Convert to fraction form
    12,374.52/18,558.72 = 4,052.40/x
  3. Step 3: Cross multiply
    12,374.52x = 18,558.72 × 4,052.40
  4. Step 4: Simplify right side
    12,374.52x = 75,207,356.93
  5. Step 5: Solve for x
    x = 75,207,356.93/12,374.52
  6. Step 6: Final answer
    x = 6,077.60

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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.