Home / 26,626.33-39,886.04-13,259.05

Finding the Fourth Proportional to 26,626.33, 39,886.04 and 13,259.05

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Solution

The fourth proportional to 26,626.33, 39,886.04 and 13,259.05 is: 19,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,626.33 : 39,886.04 = 13,259.05 : x
  2. Step 2: Convert to fraction form
    26,626.33/39,886.04 = 13,259.05/x
  3. Step 3: Cross multiply
    26,626.33x = 39,886.04 × 13,259.05
  4. Step 4: Simplify right side
    26,626.33x = 528,850,932.37
  5. Step 5: Solve for x
    x = 528,850,932.37/26,626.33
  6. Step 6: Final answer
    x = 19,861.95

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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.