Home / 15,307.92-22,959.27-4,212

Finding the Fourth Proportional to 15,307.92, 22,959.27 and 4,212

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Solution

The fourth proportional to 15,307.92, 22,959.27 and 4,212 is: 6,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307.92 : 22,959.27 = 4,212 : x
  2. Step 2: Convert to fraction form
    15,307.92/22,959.27 = 4,212/x
  3. Step 3: Cross multiply
    15,307.92x = 22,959.27 × 4,212
  4. Step 4: Simplify right side
    15,307.92x = 96,704,445.24
  5. Step 5: Solve for x
    x = 96,704,445.24/15,307.92
  6. Step 6: Final answer
    x = 6,317.28

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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.