Home / 47,273.83-70,919.18-15,685.79

Finding the Fourth Proportional to 47,273.83, 70,919.18 and 15,685.79

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Solution

The fourth proportional to 47,273.83, 70,919.18 and 15,685.79 is: 23,531.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,273.83 : 70,919.18 = 15,685.79 : x
  2. Step 2: Convert to fraction form
    47,273.83/70,919.18 = 15,685.79/x
  3. Step 3: Cross multiply
    47,273.83x = 70,919.18 × 15,685.79
  4. Step 4: Simplify right side
    47,273.83x = 1,112,422,931.43
  5. Step 5: Solve for x
    x = 1,112,422,931.43/47,273.83
  6. Step 6: Final answer
    x = 23,531.48

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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.