Home / 26,165.84-36,145.85-20,273.49

Finding the Fourth Proportional to 26,165.84, 36,145.85 and 20,273.49

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Solution

The fourth proportional to 26,165.84, 36,145.85 and 20,273.49 is: 28,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.84 : 36,145.85 = 20,273.49 : x
  2. Step 2: Convert to fraction form
    26,165.84/36,145.85 = 20,273.49/x
  3. Step 3: Cross multiply
    26,165.84x = 36,145.85 × 20,273.49
  4. Step 4: Simplify right side
    26,165.84x = 732,802,427.15
  5. Step 5: Solve for x
    x = 732,802,427.15/26,165.84
  6. Step 6: Final answer
    x = 28,006.08

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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.