Home / 19,339.72-29,011.40-6,188.96

Finding the Fourth Proportional to 19,339.72, 29,011.40 and 6,188.96

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Solution

The fourth proportional to 19,339.72, 29,011.40 and 6,188.96 is: 9,284.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,339.72 : 29,011.40 = 6,188.96 : x
  2. Step 2: Convert to fraction form
    19,339.72/29,011.40 = 6,188.96/x
  3. Step 3: Cross multiply
    19,339.72x = 29,011.40 × 6,188.96
  4. Step 4: Simplify right side
    19,339.72x = 179,550,394.14
  5. Step 5: Solve for x
    x = 179,550,394.14/19,339.72
  6. Step 6: Final answer
    x = 9,284.02

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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.