Home / 47,274.15-70,911.96-13,997.58

Finding the Fourth Proportional to 47,274.15, 70,911.96 and 13,997.58

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Solution

The fourth proportional to 47,274.15, 70,911.96 and 13,997.58 is: 20,996.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.15 : 70,911.96 = 13,997.58 : x
  2. Step 2: Convert to fraction form
    47,274.15/70,911.96 = 13,997.58/x
  3. Step 3: Cross multiply
    47,274.15x = 70,911.96 × 13,997.58
  4. Step 4: Simplify right side
    47,274.15x = 992,595,763.07
  5. Step 5: Solve for x
    x = 992,595,763.07/47,274.15
  6. Step 6: Final answer
    x = 20,996.59

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1.5x scale

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.