Home / 26,426.37-36,469.52-15,813.96

Finding the Fourth Proportional to 26,426.37, 36,469.52 and 15,813.96

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Solution

The fourth proportional to 26,426.37, 36,469.52 and 15,813.96 is: 21,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.37 : 36,469.52 = 15,813.96 : x
  2. Step 2: Convert to fraction form
    26,426.37/36,469.52 = 15,813.96/x
  3. Step 3: Cross multiply
    26,426.37x = 36,469.52 × 15,813.96
  4. Step 4: Simplify right side
    26,426.37x = 576,727,530.50
  5. Step 5: Solve for x
    x = 576,727,530.50/26,426.37
  6. Step 6: Final answer
    x = 21,823.94

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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.