Home / 47,090.84-70,636.14-15,947.96

Finding the Fourth Proportional to 47,090.84, 70,636.14 and 15,947.96

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Solution

The fourth proportional to 47,090.84, 70,636.14 and 15,947.96 is: 23,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.84 : 70,636.14 = 15,947.96 : x
  2. Step 2: Convert to fraction form
    47,090.84/70,636.14 = 15,947.96/x
  3. Step 3: Cross multiply
    47,090.84x = 70,636.14 × 15,947.96
  4. Step 4: Simplify right side
    47,090.84x = 1,126,502,335.27
  5. Step 5: Solve for x
    x = 1,126,502,335.27/47,090.84
  6. Step 6: Final answer
    x = 23,921.90

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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.