Home / 15,717.73-23,561.95-10,789.69

Finding the Fourth Proportional to 15,717.73, 23,561.95 and 10,789.69

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Solution

The fourth proportional to 15,717.73, 23,561.95 and 10,789.69 is: 16,174.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717.73 : 23,561.95 = 10,789.69 : x
  2. Step 2: Convert to fraction form
    15,717.73/23,561.95 = 10,789.69/x
  3. Step 3: Cross multiply
    15,717.73x = 23,561.95 × 10,789.69
  4. Step 4: Simplify right side
    15,717.73x = 254,226,109.32
  5. Step 5: Solve for x
    x = 254,226,109.32/15,717.73
  6. Step 6: Final answer
    x = 16,174.48

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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.