Home / 24,268.78-36,353.96-12,557.40

Finding the Fourth Proportional to 24,268.78, 36,353.96 and 12,557.40

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Solution

The fourth proportional to 24,268.78, 36,353.96 and 12,557.40 is: 18,810.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,268.78 : 36,353.96 = 12,557.40 : x
  2. Step 2: Convert to fraction form
    24,268.78/36,353.96 = 12,557.40/x
  3. Step 3: Cross multiply
    24,268.78x = 36,353.96 × 12,557.40
  4. Step 4: Simplify right side
    24,268.78x = 456,511,065.28
  5. Step 5: Solve for x
    x = 456,511,065.28/24,268.78
  6. Step 6: Final answer
    x = 18,810.63

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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.