Home / 16,447.31-24,677.16-9,878.08

Finding the Fourth Proportional to 16,447.31, 24,677.16 and 9,878.08

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Solution

The fourth proportional to 16,447.31, 24,677.16 and 9,878.08 is: 14,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,447.31 : 24,677.16 = 9,878.08 : x
  2. Step 2: Convert to fraction form
    16,447.31/24,677.16 = 9,878.08/x
  3. Step 3: Cross multiply
    16,447.31x = 24,677.16 × 9,878.08
  4. Step 4: Simplify right side
    16,447.31x = 243,762,837.27
  5. Step 5: Solve for x
    x = 243,762,837.27/16,447.31
  6. Step 6: Final answer
    x = 14,820.83

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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.