Home / 26,649.75-36,777.84-15,322.92

Finding the Fourth Proportional to 26,649.75, 36,777.84 and 15,322.92

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Solution

The fourth proportional to 26,649.75, 36,777.84 and 15,322.92 is: 21,146.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.75 : 36,777.84 = 15,322.92 : x
  2. Step 2: Convert to fraction form
    26,649.75/36,777.84 = 15,322.92/x
  3. Step 3: Cross multiply
    26,649.75x = 36,777.84 × 15,322.92
  4. Step 4: Simplify right side
    26,649.75x = 563,543,900.09
  5. Step 5: Solve for x
    x = 563,543,900.09/26,649.75
  6. Step 6: Final answer
    x = 21,146.31

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.