Home / 47,315.74-70,961.49-14,028.02

Finding the Fourth Proportional to 47,315.74, 70,961.49 and 14,028.02

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Solution

The fourth proportional to 47,315.74, 70,961.49 and 14,028.02 is: 21,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.74 : 70,961.49 = 14,028.02 : x
  2. Step 2: Convert to fraction form
    47,315.74/70,961.49 = 14,028.02/x
  3. Step 3: Cross multiply
    47,315.74x = 70,961.49 × 14,028.02
  4. Step 4: Simplify right side
    47,315.74x = 995,449,200.95
  5. Step 5: Solve for x
    x = 995,449,200.95/47,315.74
  6. Step 6: Final answer
    x = 21,038.44

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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.