Home / 14,743.96-20,346.19-8,774.26

Finding the Fourth Proportional to 14,743.96, 20,346.19 and 8,774.26

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Solution

The fourth proportional to 14,743.96, 20,346.19 and 8,774.26 is: 12,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.96 : 20,346.19 = 8,774.26 : x
  2. Step 2: Convert to fraction form
    14,743.96/20,346.19 = 8,774.26/x
  3. Step 3: Cross multiply
    14,743.96x = 20,346.19 × 8,774.26
  4. Step 4: Simplify right side
    14,743.96x = 178,522,761.07
  5. Step 5: Solve for x
    x = 178,522,761.07/14,743.96
  6. Step 6: Final answer
    x = 12,108.20

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1.5x scale

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.