Home / 15,307.08-22,945.94-4,911.72

Finding the Fourth Proportional to 15,307.08, 22,945.94 and 4,911.72

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Solution

The fourth proportional to 15,307.08, 22,945.94 and 4,911.72 is: 7,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307.08 : 22,945.94 = 4,911.72 : x
  2. Step 2: Convert to fraction form
    15,307.08/22,945.94 = 4,911.72/x
  3. Step 3: Cross multiply
    15,307.08x = 22,945.94 × 4,911.72
  4. Step 4: Simplify right side
    15,307.08x = 112,704,032.42
  5. Step 5: Solve for x
    x = 112,704,032.42/15,307.08
  6. Step 6: Final answer
    x = 7,362.87

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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.