Home / 23,089.48-34,608.66-18,947.68

Finding the Fourth Proportional to 23,089.48, 34,608.66 and 18,947.68

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Solution

The fourth proportional to 23,089.48, 34,608.66 and 18,947.68 is: 28,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,089.48 : 34,608.66 = 18,947.68 : x
  2. Step 2: Convert to fraction form
    23,089.48/34,608.66 = 18,947.68/x
  3. Step 3: Cross multiply
    23,089.48x = 34,608.66 × 18,947.68
  4. Step 4: Simplify right side
    23,089.48x = 655,753,814.91
  5. Step 5: Solve for x
    x = 655,753,814.91/23,089.48
  6. Step 6: Final answer
    x = 28,400.54

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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.