Home / 47,305.28-70,973.12-14,025.60

Finding the Fourth Proportional to 47,305.28, 70,973.12 and 14,025.60

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Solution

The fourth proportional to 47,305.28, 70,973.12 and 14,025.60 is: 21,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.28 : 70,973.12 = 14,025.60 : x
  2. Step 2: Convert to fraction form
    47,305.28/70,973.12 = 14,025.60/x
  3. Step 3: Cross multiply
    47,305.28x = 70,973.12 × 14,025.60
  4. Step 4: Simplify right side
    47,305.28x = 995,440,591.87
  5. Step 5: Solve for x
    x = 995,440,591.87/47,305.28
  6. Step 6: Final answer
    x = 21,042.91

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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.