Home / 47,253.14-70,886.19-13,975.82

Finding the Fourth Proportional to 47,253.14, 70,886.19 and 13,975.82

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Solution

The fourth proportional to 47,253.14, 70,886.19 and 13,975.82 is: 20,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,253.14 : 70,886.19 = 13,975.82 : x
  2. Step 2: Convert to fraction form
    47,253.14/70,886.19 = 13,975.82/x
  3. Step 3: Cross multiply
    47,253.14x = 70,886.19 × 13,975.82
  4. Step 4: Simplify right side
    47,253.14x = 990,692,631.93
  5. Step 5: Solve for x
    x = 990,692,631.93/47,253.14
  6. Step 6: Final answer
    x = 20,965.65

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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.