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Finding the Fourth Proportional to 15,255.99, 22,869.90 and 5,893.20

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Solution

The fourth proportional to 15,255.99, 22,869.90 and 5,893.20 is: 8,834.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,255.99 : 22,869.90 = 5,893.20 : x
  2. Step 2: Convert to fraction form
    15,255.99/22,869.90 = 5,893.20/x
  3. Step 3: Cross multiply
    15,255.99x = 22,869.90 × 5,893.20
  4. Step 4: Simplify right side
    15,255.99x = 134,776,894.68
  5. Step 5: Solve for x
    x = 134,776,894.68/15,255.99
  6. Step 6: Final answer
    x = 8,834.36

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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.