Home / 26,844.12-40,267.02-12,805.68

Finding the Fourth Proportional to 26,844.12, 40,267.02 and 12,805.68

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Solution

The fourth proportional to 26,844.12, 40,267.02 and 12,805.68 is: 19,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,844.12 : 40,267.02 = 12,805.68 : x
  2. Step 2: Convert to fraction form
    26,844.12/40,267.02 = 12,805.68/x
  3. Step 3: Cross multiply
    26,844.12x = 40,267.02 × 12,805.68
  4. Step 4: Simplify right side
    26,844.12x = 515,646,572.67
  5. Step 5: Solve for x
    x = 515,646,572.67/26,844.12
  6. Step 6: Final answer
    x = 19,208.92

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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.