Home / 47,316.71-70,964.12-14,028.74

Finding the Fourth Proportional to 47,316.71, 70,964.12 and 14,028.74

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Solution

The fourth proportional to 47,316.71, 70,964.12 and 14,028.74 is: 21,039.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,316.71 : 70,964.12 = 14,028.74 : x
  2. Step 2: Convert to fraction form
    47,316.71/70,964.12 = 14,028.74/x
  3. Step 3: Cross multiply
    47,316.71x = 70,964.12 × 14,028.74
  4. Step 4: Simplify right side
    47,316.71x = 995,537,455.44
  5. Step 5: Solve for x
    x = 995,537,455.44/47,316.71
  6. Step 6: Final answer
    x = 21,039.87

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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.