Home / 18,323.36-25,288.95-11,609.61

Finding the Fourth Proportional to 18,323.36, 25,288.95 and 11,609.61

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Solution

The fourth proportional to 18,323.36, 25,288.95 and 11,609.61 is: 16,022.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.36 : 25,288.95 = 11,609.61 : x
  2. Step 2: Convert to fraction form
    18,323.36/25,288.95 = 11,609.61/x
  3. Step 3: Cross multiply
    18,323.36x = 25,288.95 × 11,609.61
  4. Step 4: Simplify right side
    18,323.36x = 293,594,876.26
  5. Step 5: Solve for x
    x = 293,594,876.26/18,323.36
  6. Step 6: Final answer
    x = 16,022.98

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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.