Home / 19,577.44-27,006.76-12,395.19

Finding the Fourth Proportional to 19,577.44, 27,006.76 and 12,395.19

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Solution

The fourth proportional to 19,577.44, 27,006.76 and 12,395.19 is: 17,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.44 : 27,006.76 = 12,395.19 : x
  2. Step 2: Convert to fraction form
    19,577.44/27,006.76 = 12,395.19/x
  3. Step 3: Cross multiply
    19,577.44x = 27,006.76 × 12,395.19
  4. Step 4: Simplify right side
    19,577.44x = 334,753,890.50
  5. Step 5: Solve for x
    x = 334,753,890.50/19,577.44
  6. Step 6: Final answer
    x = 17,098.96

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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.