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Finding the Fourth Proportional to 26,673.50, 40,012.31 and 7,952.11

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Solution

The fourth proportional to 26,673.50, 40,012.31 and 7,952.11 is: 11,928.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.50 : 40,012.31 = 7,952.11 : x
  2. Step 2: Convert to fraction form
    26,673.50/40,012.31 = 7,952.11/x
  3. Step 3: Cross multiply
    26,673.50x = 40,012.31 × 7,952.11
  4. Step 4: Simplify right side
    26,673.50x = 318,182,210.32
  5. Step 5: Solve for x
    x = 318,182,210.32/26,673.50
  6. Step 6: Final answer
    x = 11,928.78

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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.