Home / 13,006.72-19,549.44-11,451.52

Finding the Fourth Proportional to 13,006.72, 19,549.44 and 11,451.52

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Solution

The fourth proportional to 13,006.72, 19,549.44 and 11,451.52 is: 17,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.72 : 19,549.44 = 11,451.52 : x
  2. Step 2: Convert to fraction form
    13,006.72/19,549.44 = 11,451.52/x
  3. Step 3: Cross multiply
    13,006.72x = 19,549.44 × 11,451.52
  4. Step 4: Simplify right side
    13,006.72x = 223,870,803.15
  5. Step 5: Solve for x
    x = 223,870,803.15/13,006.72
  6. Step 6: Final answer
    x = 17,211.93

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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.