Home / 15,072.66-22,608.96-9,877.32

Finding the Fourth Proportional to 15,072.66, 22,608.96 and 9,877.32

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Solution

The fourth proportional to 15,072.66, 22,608.96 and 9,877.32 is: 14,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,072.66 : 22,608.96 = 9,877.32 : x
  2. Step 2: Convert to fraction form
    15,072.66/22,608.96 = 9,877.32/x
  3. Step 3: Cross multiply
    15,072.66x = 22,608.96 × 9,877.32
  4. Step 4: Simplify right side
    15,072.66x = 223,315,932.79
  5. Step 5: Solve for x
    x = 223,315,932.79/15,072.66
  6. Step 6: Final answer
    x = 14,815.96

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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.