Home / 16,722.48-25,085.05-5,629.08

Finding the Fourth Proportional to 16,722.48, 25,085.05 and 5,629.08

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Solution

The fourth proportional to 16,722.48, 25,085.05 and 5,629.08 is: 8,444.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.48 : 25,085.05 = 5,629.08 : x
  2. Step 2: Convert to fraction form
    16,722.48/25,085.05 = 5,629.08/x
  3. Step 3: Cross multiply
    16,722.48x = 25,085.05 × 5,629.08
  4. Step 4: Simplify right side
    16,722.48x = 141,205,753.25
  5. Step 5: Solve for x
    x = 141,205,753.25/16,722.48
  6. Step 6: Final answer
    x = 8,444.07

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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.