Home / 47,274.74-70,850.73-19,161.90

Finding the Fourth Proportional to 47,274.74, 70,850.73 and 19,161.90

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Solution

The fourth proportional to 47,274.74, 70,850.73 and 19,161.90 is: 28,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.74 : 70,850.73 = 19,161.90 : x
  2. Step 2: Convert to fraction form
    47,274.74/70,850.73 = 19,161.90/x
  3. Step 3: Cross multiply
    47,274.74x = 70,850.73 × 19,161.90
  4. Step 4: Simplify right side
    47,274.74x = 1,357,634,675.04
  5. Step 5: Solve for x
    x = 1,357,634,675.04/47,274.74
  6. Step 6: Final answer
    x = 28,717.97

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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.