Home / 26,909.54-40,364.33-12,866.25

Finding the Fourth Proportional to 26,909.54, 40,364.33 and 12,866.25

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Solution

The fourth proportional to 26,909.54, 40,364.33 and 12,866.25 is: 19,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.54 : 40,364.33 = 12,866.25 : x
  2. Step 2: Convert to fraction form
    26,909.54/40,364.33 = 12,866.25/x
  3. Step 3: Cross multiply
    26,909.54x = 40,364.33 × 12,866.25
  4. Step 4: Simplify right side
    26,909.54x = 519,337,496.53
  5. Step 5: Solve for x
    x = 519,337,496.53/26,909.54
  6. Step 6: Final answer
    x = 19,299.39

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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.