Home / 13,289.47-19,927.22-5,890.73

Finding the Fourth Proportional to 13,289.47, 19,927.22 and 5,890.73

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Solution

The fourth proportional to 13,289.47, 19,927.22 and 5,890.73 is: 8,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.47 : 19,927.22 = 5,890.73 : x
  2. Step 2: Convert to fraction form
    13,289.47/19,927.22 = 5,890.73/x
  3. Step 3: Cross multiply
    13,289.47x = 19,927.22 × 5,890.73
  4. Step 4: Simplify right side
    13,289.47x = 117,385,743.58
  5. Step 5: Solve for x
    x = 117,385,743.58/13,289.47
  6. Step 6: Final answer
    x = 8,832.99

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1.5x scale

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.