Home / 19,835.76-27,371.58-11,336.18

Finding the Fourth Proportional to 19,835.76, 27,371.58 and 11,336.18

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Solution

The fourth proportional to 19,835.76, 27,371.58 and 11,336.18 is: 15,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.76 : 27,371.58 = 11,336.18 : x
  2. Step 2: Convert to fraction form
    19,835.76/27,371.58 = 11,336.18/x
  3. Step 3: Cross multiply
    19,835.76x = 27,371.58 × 11,336.18
  4. Step 4: Simplify right side
    19,835.76x = 310,289,157.76
  5. Step 5: Solve for x
    x = 310,289,157.76/19,835.76
  6. Step 6: Final answer
    x = 15,642.92

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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.