Home / 15,739.48-23,613.29-5,878.85

Finding the Fourth Proportional to 15,739.48, 23,613.29 and 5,878.85

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Solution

The fourth proportional to 15,739.48, 23,613.29 and 5,878.85 is: 8,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.48 : 23,613.29 = 5,878.85 : x
  2. Step 2: Convert to fraction form
    15,739.48/23,613.29 = 5,878.85/x
  3. Step 3: Cross multiply
    15,739.48x = 23,613.29 × 5,878.85
  4. Step 4: Simplify right side
    15,739.48x = 138,818,864.50
  5. Step 5: Solve for x
    x = 138,818,864.50/15,739.48
  6. Step 6: Final answer
    x = 8,819.79

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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.