Home / 17,933.28-24,726.80-12,270.76

Finding the Fourth Proportional to 17,933.28, 24,726.80 and 12,270.76

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Solution

The fourth proportional to 17,933.28, 24,726.80 and 12,270.76 is: 16,919.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.28 : 24,726.80 = 12,270.76 : x
  2. Step 2: Convert to fraction form
    17,933.28/24,726.80 = 12,270.76/x
  3. Step 3: Cross multiply
    17,933.28x = 24,726.80 × 12,270.76
  4. Step 4: Simplify right side
    17,933.28x = 303,416,628.37
  5. Step 5: Solve for x
    x = 303,416,628.37/17,933.28
  6. Step 6: Final answer
    x = 16,919.19

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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.