Home / 26,679.49-36,817.70-14,742.82

Finding the Fourth Proportional to 26,679.49, 36,817.70 and 14,742.82

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Solution

The fourth proportional to 26,679.49, 36,817.70 and 14,742.82 is: 20,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.49 : 36,817.70 = 14,742.82 : x
  2. Step 2: Convert to fraction form
    26,679.49/36,817.70 = 14,742.82/x
  3. Step 3: Cross multiply
    26,679.49x = 36,817.70 × 14,742.82
  4. Step 4: Simplify right side
    26,679.49x = 542,796,852.54
  5. Step 5: Solve for x
    x = 542,796,852.54/26,679.49
  6. Step 6: Final answer
    x = 20,345.10

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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.