Home / 26,878.44-40,338.99-14,407.68

Finding the Fourth Proportional to 26,878.44, 40,338.99 and 14,407.68

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Solution

The fourth proportional to 26,878.44, 40,338.99 and 14,407.68 is: 21,622.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.44 : 40,338.99 = 14,407.68 : x
  2. Step 2: Convert to fraction form
    26,878.44/40,338.99 = 14,407.68/x
  3. Step 3: Cross multiply
    26,878.44x = 40,338.99 × 14,407.68
  4. Step 4: Simplify right side
    26,878.44x = 581,191,259.44
  5. Step 5: Solve for x
    x = 581,191,259.44/26,878.44
  6. Step 6: Final answer
    x = 21,622.95

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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.