Home / 13,840.52-20,763.48-4,482.86

Finding the Fourth Proportional to 13,840.52, 20,763.48 and 4,482.86

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Solution

The fourth proportional to 13,840.52, 20,763.48 and 4,482.86 is: 6,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840.52 : 20,763.48 = 4,482.86 : x
  2. Step 2: Convert to fraction form
    13,840.52/20,763.48 = 4,482.86/x
  3. Step 3: Cross multiply
    13,840.52x = 20,763.48 × 4,482.86
  4. Step 4: Simplify right side
    13,840.52x = 93,079,773.95
  5. Step 5: Solve for x
    x = 93,079,773.95/13,840.52
  6. Step 6: Final answer
    x = 6,725.16

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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.