Home / 19,665.30-29,319.06-17,449.14

Finding the Fourth Proportional to 19,665.30, 29,319.06 and 17,449.14

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Solution

The fourth proportional to 19,665.30, 29,319.06 and 17,449.14 is: 26,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,665.30 : 29,319.06 = 17,449.14 : x
  2. Step 2: Convert to fraction form
    19,665.30/29,319.06 = 17,449.14/x
  3. Step 3: Cross multiply
    19,665.30x = 29,319.06 × 17,449.14
  4. Step 4: Simplify right side
    19,665.30x = 511,592,382.61
  5. Step 5: Solve for x
    x = 511,592,382.61/19,665.30
  6. Step 6: Final answer
    x = 26,014.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.