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Finding the Fourth Proportional to 26,574.60, 39,866.80 and 10,993.44

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Solution

The fourth proportional to 26,574.60, 39,866.80 and 10,993.44 is: 16,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,574.60 : 39,866.80 = 10,993.44 : x
  2. Step 2: Convert to fraction form
    26,574.60/39,866.80 = 10,993.44/x
  3. Step 3: Cross multiply
    26,574.60x = 39,866.80 × 10,993.44
  4. Step 4: Simplify right side
    26,574.60x = 438,273,273.79
  5. Step 5: Solve for x
    x = 438,273,273.79/26,574.60
  6. Step 6: Final answer
    x = 16,492.19

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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.