Home / 15,120.83-22,690.56-9,566.52

Finding the Fourth Proportional to 15,120.83, 22,690.56 and 9,566.52

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Solution

The fourth proportional to 15,120.83, 22,690.56 and 9,566.52 is: 14,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120.83 : 22,690.56 = 9,566.52 : x
  2. Step 2: Convert to fraction form
    15,120.83/22,690.56 = 9,566.52/x
  3. Step 3: Cross multiply
    15,120.83x = 22,690.56 × 9,566.52
  4. Step 4: Simplify right side
    15,120.83x = 217,069,696.05
  5. Step 5: Solve for x
    x = 217,069,696.05/15,120.83
  6. Step 6: Final answer
    x = 14,355.68

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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.