Home / 34,200.72-51,288.66-14,480.64

Finding the Fourth Proportional to 34,200.72, 51,288.66 and 14,480.64

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Solution

The fourth proportional to 34,200.72, 51,288.66 and 14,480.64 is: 21,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200.72 : 51,288.66 = 14,480.64 : x
  2. Step 2: Convert to fraction form
    34,200.72/51,288.66 = 14,480.64/x
  3. Step 3: Cross multiply
    34,200.72x = 51,288.66 × 14,480.64
  4. Step 4: Simplify right side
    34,200.72x = 742,692,621.54
  5. Step 5: Solve for x
    x = 742,692,621.54/34,200.72
  6. Step 6: Final answer
    x = 21,715.70

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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.