Home / 35,440.00-48,914.28-20,342.86

Finding the Fourth Proportional to 35,440.00, 48,914.28 and 20,342.86

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Solution

The fourth proportional to 35,440.00, 48,914.28 and 20,342.86 is: 28,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.00 : 48,914.28 = 20,342.86 : x
  2. Step 2: Convert to fraction form
    35,440.00/48,914.28 = 20,342.86/x
  3. Step 3: Cross multiply
    35,440.00x = 48,914.28 × 20,342.86
  4. Step 4: Simplify right side
    35,440.00x = 995,056,502.90
  5. Step 5: Solve for x
    x = 995,056,502.90/35,440.00
  6. Step 6: Final answer
    x = 28,077.22

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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.