Home / 15,062.08-20,787.59-10,751.86

Finding the Fourth Proportional to 15,062.08, 20,787.59 and 10,751.86

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Solution

The fourth proportional to 15,062.08, 20,787.59 and 10,751.86 is: 14,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.08 : 20,787.59 = 10,751.86 : x
  2. Step 2: Convert to fraction form
    15,062.08/20,787.59 = 10,751.86/x
  3. Step 3: Cross multiply
    15,062.08x = 20,787.59 × 10,751.86
  4. Step 4: Simplify right side
    15,062.08x = 223,505,099.72
  5. Step 5: Solve for x
    x = 223,505,099.72/15,062.08
  6. Step 6: Final answer
    x = 14,838.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.