Home / 17,848.40-26,789.20-9,089.87

Finding the Fourth Proportional to 17,848.40, 26,789.20 and 9,089.87

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Solution

The fourth proportional to 17,848.40, 26,789.20 and 9,089.87 is: 13,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.40 : 26,789.20 = 9,089.87 : x
  2. Step 2: Convert to fraction form
    17,848.40/26,789.20 = 9,089.87/x
  3. Step 3: Cross multiply
    17,848.40x = 26,789.20 × 9,089.87
  4. Step 4: Simplify right side
    17,848.40x = 243,510,188.73
  5. Step 5: Solve for x
    x = 243,510,188.73/17,848.40
  6. Step 6: Final answer
    x = 13,643.25

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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.