Home / 26,018.80-38,994.78-13,537.10

Finding the Fourth Proportional to 26,018.80, 38,994.78 and 13,537.10

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Solution

The fourth proportional to 26,018.80, 38,994.78 and 13,537.10 is: 20,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,018.80 : 38,994.78 = 13,537.10 : x
  2. Step 2: Convert to fraction form
    26,018.80/38,994.78 = 13,537.10/x
  3. Step 3: Cross multiply
    26,018.80x = 38,994.78 × 13,537.10
  4. Step 4: Simplify right side
    26,018.80x = 527,876,236.34
  5. Step 5: Solve for x
    x = 527,876,236.34/26,018.80
  6. Step 6: Final answer
    x = 20,288.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.