Home / 12,374.90-18,562.38-3,014.92

Finding the Fourth Proportional to 12,374.90, 18,562.38 and 3,014.92

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Solution

The fourth proportional to 12,374.90, 18,562.38 and 3,014.92 is: 4,522.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.90 : 18,562.38 = 3,014.92 : x
  2. Step 2: Convert to fraction form
    12,374.90/18,562.38 = 3,014.92/x
  3. Step 3: Cross multiply
    12,374.90x = 18,562.38 × 3,014.92
  4. Step 4: Simplify right side
    12,374.90x = 55,964,090.71
  5. Step 5: Solve for x
    x = 55,964,090.71/12,374.90
  6. Step 6: Final answer
    x = 4,522.39

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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.