Home / 19,618.08-29,354.19-11,724.82

Finding the Fourth Proportional to 19,618.08, 29,354.19 and 11,724.82

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Solution

The fourth proportional to 19,618.08, 29,354.19 and 11,724.82 is: 17,543.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.08 : 29,354.19 = 11,724.82 : x
  2. Step 2: Convert to fraction form
    19,618.08/29,354.19 = 11,724.82/x
  3. Step 3: Cross multiply
    19,618.08x = 29,354.19 × 11,724.82
  4. Step 4: Simplify right side
    19,618.08x = 344,172,594.00
  5. Step 5: Solve for x
    x = 344,172,594.00/19,618.08
  6. Step 6: Final answer
    x = 17,543.64

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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.