Home / 19,595.60-27,042.12-10,643.27

Finding the Fourth Proportional to 19,595.60, 27,042.12 and 10,643.27

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Solution

The fourth proportional to 19,595.60, 27,042.12 and 10,643.27 is: 14,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.60 : 27,042.12 = 10,643.27 : x
  2. Step 2: Convert to fraction form
    19,595.60/27,042.12 = 10,643.27/x
  3. Step 3: Cross multiply
    19,595.60x = 27,042.12 × 10,643.27
  4. Step 4: Simplify right side
    19,595.60x = 287,816,652.14
  5. Step 5: Solve for x
    x = 287,816,652.14/19,595.60
  6. Step 6: Final answer
    x = 14,687.82

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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.