Home / 36,774.81-55,162.21-25,703.12

Finding the Fourth Proportional to 36,774.81, 55,162.21 and 25,703.12

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Solution

The fourth proportional to 36,774.81, 55,162.21 and 25,703.12 is: 38,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.81 : 55,162.21 = 25,703.12 : x
  2. Step 2: Convert to fraction form
    36,774.81/55,162.21 = 25,703.12/x
  3. Step 3: Cross multiply
    36,774.81x = 55,162.21 × 25,703.12
  4. Step 4: Simplify right side
    36,774.81x = 1,417,840,774.58
  5. Step 5: Solve for x
    x = 1,417,840,774.58/36,774.81
  6. Step 6: Final answer
    x = 38,554.68

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Similar ratio
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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.