Home / 18,260.27-25,199.17-9,876.77

Finding the Fourth Proportional to 18,260.27, 25,199.17 and 9,876.77

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Solution

The fourth proportional to 18,260.27, 25,199.17 and 9,876.77 is: 13,629.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.27 : 25,199.17 = 9,876.77 : x
  2. Step 2: Convert to fraction form
    18,260.27/25,199.17 = 9,876.77/x
  3. Step 3: Cross multiply
    18,260.27x = 25,199.17 × 9,876.77
  4. Step 4: Simplify right side
    18,260.27x = 248,886,255.59
  5. Step 5: Solve for x
    x = 248,886,255.59/18,260.27
  6. Step 6: Final answer
    x = 13,629.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.