Home / 15,739.72-23,606.84-5,879.08

Finding the Fourth Proportional to 15,739.72, 23,606.84 and 5,879.08

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Solution

The fourth proportional to 15,739.72, 23,606.84 and 5,879.08 is: 8,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.72 : 23,606.84 = 5,879.08 : x
  2. Step 2: Convert to fraction form
    15,739.72/23,606.84 = 5,879.08/x
  3. Step 3: Cross multiply
    15,739.72x = 23,606.84 × 5,879.08
  4. Step 4: Simplify right side
    15,739.72x = 138,786,545.11
  5. Step 5: Solve for x
    x = 138,786,545.11/15,739.72
  6. Step 6: Final answer
    x = 8,817.60

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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.