Home / 26,678.66-36,816.41-14,742.82

Finding the Fourth Proportional to 26,678.66, 36,816.41 and 14,742.82

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Solution

The fourth proportional to 26,678.66, 36,816.41 and 14,742.82 is: 20,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.66 : 36,816.41 = 14,742.82 : x
  2. Step 2: Convert to fraction form
    26,678.66/36,816.41 = 14,742.82/x
  3. Step 3: Cross multiply
    26,678.66x = 36,816.41 × 14,742.82
  4. Step 4: Simplify right side
    26,678.66x = 542,777,705.68
  5. Step 5: Solve for x
    x = 542,777,705.68/26,678.66
  6. Step 6: Final answer
    x = 20,345.01

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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.