Home / 26,371.66-36,376.10-18,410.98

Finding the Fourth Proportional to 26,371.66, 36,376.10 and 18,410.98

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Solution

The fourth proportional to 26,371.66, 36,376.10 and 18,410.98 is: 25,395.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,371.66 : 36,376.10 = 18,410.98 : x
  2. Step 2: Convert to fraction form
    26,371.66/36,376.10 = 18,410.98/x
  3. Step 3: Cross multiply
    26,371.66x = 36,376.10 × 18,410.98
  4. Step 4: Simplify right side
    26,371.66x = 669,719,649.58
  5. Step 5: Solve for x
    x = 669,719,649.58/26,371.66
  6. Step 6: Final answer
    x = 25,395.43

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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.