Home / 15,879.16-23,898.50-11,950.77

Finding the Fourth Proportional to 15,879.16, 23,898.50 and 11,950.77

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Solution

The fourth proportional to 15,879.16, 23,898.50 and 11,950.77 is: 17,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.16 : 23,898.50 = 11,950.77 : x
  2. Step 2: Convert to fraction form
    15,879.16/23,898.50 = 11,950.77/x
  3. Step 3: Cross multiply
    15,879.16x = 23,898.50 × 11,950.77
  4. Step 4: Simplify right side
    15,879.16x = 285,605,476.85
  5. Step 5: Solve for x
    x = 285,605,476.85/15,879.16
  6. Step 6: Final answer
    x = 17,986.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.