Home / 13,909.52-19,194.98-7,536.02

Finding the Fourth Proportional to 13,909.52, 19,194.98 and 7,536.02

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Solution

The fourth proportional to 13,909.52, 19,194.98 and 7,536.02 is: 10,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909.52 : 19,194.98 = 7,536.02 : x
  2. Step 2: Convert to fraction form
    13,909.52/19,194.98 = 7,536.02/x
  3. Step 3: Cross multiply
    13,909.52x = 19,194.98 × 7,536.02
  4. Step 4: Simplify right side
    13,909.52x = 144,653,753.18
  5. Step 5: Solve for x
    x = 144,653,753.18/13,909.52
  6. Step 6: Final answer
    x = 10,399.62

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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.