Home / 15,663.07-23,488.22-7,345.79

Finding the Fourth Proportional to 15,663.07, 23,488.22 and 7,345.79

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Solution

The fourth proportional to 15,663.07, 23,488.22 and 7,345.79 is: 11,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663.07 : 23,488.22 = 7,345.79 : x
  2. Step 2: Convert to fraction form
    15,663.07/23,488.22 = 7,345.79/x
  3. Step 3: Cross multiply
    15,663.07x = 23,488.22 × 7,345.79
  4. Step 4: Simplify right side
    15,663.07x = 172,539,414.15
  5. Step 5: Solve for x
    x = 172,539,414.15/15,663.07
  6. Step 6: Final answer
    x = 11,015.69

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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.