Home / 19,663.08-29,483.69-6,511.92

Finding the Fourth Proportional to 19,663.08, 29,483.69 and 6,511.92

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Solution

The fourth proportional to 19,663.08, 29,483.69 and 6,511.92 is: 9,764.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663.08 : 29,483.69 = 6,511.92 : x
  2. Step 2: Convert to fraction form
    19,663.08/29,483.69 = 6,511.92/x
  3. Step 3: Cross multiply
    19,663.08x = 29,483.69 × 6,511.92
  4. Step 4: Simplify right side
    19,663.08x = 191,995,398.03
  5. Step 5: Solve for x
    x = 191,995,398.03/19,663.08
  6. Step 6: Final answer
    x = 9,764.26

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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.