Home / 15,150.63-22,726.11-5,289.93

Finding the Fourth Proportional to 15,150.63, 22,726.11 and 5,289.93

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Solution

The fourth proportional to 15,150.63, 22,726.11 and 5,289.93 is: 7,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150.63 : 22,726.11 = 5,289.93 : x
  2. Step 2: Convert to fraction form
    15,150.63/22,726.11 = 5,289.93/x
  3. Step 3: Cross multiply
    15,150.63x = 22,726.11 × 5,289.93
  4. Step 4: Simplify right side
    15,150.63x = 120,219,531.07
  5. Step 5: Solve for x
    x = 120,219,531.07/15,150.63
  6. Step 6: Final answer
    x = 7,934.95

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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.