Home / 47,299.76-70,960.08-14,022.48

Finding the Fourth Proportional to 47,299.76, 70,960.08 and 14,022.48

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Solution

The fourth proportional to 47,299.76, 70,960.08 and 14,022.48 is: 21,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.76 : 70,960.08 = 14,022.48 : x
  2. Step 2: Convert to fraction form
    47,299.76/70,960.08 = 14,022.48/x
  3. Step 3: Cross multiply
    47,299.76x = 70,960.08 × 14,022.48
  4. Step 4: Simplify right side
    47,299.76x = 995,036,302.60
  5. Step 5: Solve for x
    x = 995,036,302.60/47,299.76
  6. Step 6: Final answer
    x = 21,036.82

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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.