Home / 12,898.60-19,332.78-5,958.52

Finding the Fourth Proportional to 12,898.60, 19,332.78 and 5,958.52

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Solution

The fourth proportional to 12,898.60, 19,332.78 and 5,958.52 is: 8,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,898.60 : 19,332.78 = 5,958.52 : x
  2. Step 2: Convert to fraction form
    12,898.60/19,332.78 = 5,958.52/x
  3. Step 3: Cross multiply
    12,898.60x = 19,332.78 × 5,958.52
  4. Step 4: Simplify right side
    12,898.60x = 115,194,756.29
  5. Step 5: Solve for x
    x = 115,194,756.29/12,898.60
  6. Step 6: Final answer
    x = 8,930.80

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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.