Home / 37,338.04-55,994.88-13,640.14

Finding the Fourth Proportional to 37,338.04, 55,994.88 and 13,640.14

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Solution

The fourth proportional to 37,338.04, 55,994.88 and 13,640.14 is: 20,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338.04 : 55,994.88 = 13,640.14 : x
  2. Step 2: Convert to fraction form
    37,338.04/55,994.88 = 13,640.14/x
  3. Step 3: Cross multiply
    37,338.04x = 55,994.88 × 13,640.14
  4. Step 4: Simplify right side
    37,338.04x = 763,777,722.51
  5. Step 5: Solve for x
    x = 763,777,722.51/37,338.04
  6. Step 6: Final answer
    x = 20,455.76

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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.