Home / 13,882.24-19,124.26-11,482.21

Finding the Fourth Proportional to 13,882.24, 19,124.26 and 11,482.21

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Solution

The fourth proportional to 13,882.24, 19,124.26 and 11,482.21 is: 15,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882.24 : 19,124.26 = 11,482.21 : x
  2. Step 2: Convert to fraction form
    13,882.24/19,124.26 = 11,482.21/x
  3. Step 3: Cross multiply
    13,882.24x = 19,124.26 × 11,482.21
  4. Step 4: Simplify right side
    13,882.24x = 219,588,769.41
  5. Step 5: Solve for x
    x = 219,588,769.41/13,882.24
  6. Step 6: Final answer
    x = 15,817.96

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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.