Home / 14,456.64-21,656.96-9,511.36

Finding the Fourth Proportional to 14,456.64, 21,656.96 and 9,511.36

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Solution

The fourth proportional to 14,456.64, 21,656.96 and 9,511.36 is: 14,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.64 : 21,656.96 = 9,511.36 : x
  2. Step 2: Convert to fraction form
    14,456.64/21,656.96 = 9,511.36/x
  3. Step 3: Cross multiply
    14,456.64x = 21,656.96 × 9,511.36
  4. Step 4: Simplify right side
    14,456.64x = 205,987,143.07
  5. Step 5: Solve for x
    x = 205,987,143.07/14,456.64
  6. Step 6: Final answer
    x = 14,248.62

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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.