Home / 26,674.36-36,805.80-15,341.20

Finding the Fourth Proportional to 26,674.36, 36,805.80 and 15,341.20

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Solution

The fourth proportional to 26,674.36, 36,805.80 and 15,341.20 is: 21,168.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,674.36 : 36,805.80 = 15,341.20 : x
  2. Step 2: Convert to fraction form
    26,674.36/36,805.80 = 15,341.20/x
  3. Step 3: Cross multiply
    26,674.36x = 36,805.80 × 15,341.20
  4. Step 4: Simplify right side
    26,674.36x = 564,645,138.96
  5. Step 5: Solve for x
    x = 564,645,138.96/26,674.36
  6. Step 6: Final answer
    x = 21,168.09

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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.