Home / 19,624.50-27,082.40-11,126.39

Finding the Fourth Proportional to 19,624.50, 27,082.40 and 11,126.39

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Solution

The fourth proportional to 19,624.50, 27,082.40 and 11,126.39 is: 15,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.50 : 27,082.40 = 11,126.39 : x
  2. Step 2: Convert to fraction form
    19,624.50/27,082.40 = 11,126.39/x
  3. Step 3: Cross multiply
    19,624.50x = 27,082.40 × 11,126.39
  4. Step 4: Simplify right side
    19,624.50x = 301,329,153.49
  5. Step 5: Solve for x
    x = 301,329,153.49/19,624.50
  6. Step 6: Final answer
    x = 15,354.74

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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.