Home / 19,629.06-29,443.76-5,589.07

Finding the Fourth Proportional to 19,629.06, 29,443.76 and 5,589.07

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Solution

The fourth proportional to 19,629.06, 29,443.76 and 5,589.07 is: 8,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.06 : 29,443.76 = 5,589.07 : x
  2. Step 2: Convert to fraction form
    19,629.06/29,443.76 = 5,589.07/x
  3. Step 3: Cross multiply
    19,629.06x = 29,443.76 × 5,589.07
  4. Step 4: Simplify right side
    19,629.06x = 164,563,235.70
  5. Step 5: Solve for x
    x = 164,563,235.70/19,629.06
  6. Step 6: Final answer
    x = 8,383.65

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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.