Home / 17,539.71-26,308.70-6,445.54

Finding the Fourth Proportional to 17,539.71, 26,308.70 and 6,445.54

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Solution

The fourth proportional to 17,539.71, 26,308.70 and 6,445.54 is: 9,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,539.71 : 26,308.70 = 6,445.54 : x
  2. Step 2: Convert to fraction form
    17,539.71/26,308.70 = 6,445.54/x
  3. Step 3: Cross multiply
    17,539.71x = 26,308.70 × 6,445.54
  4. Step 4: Simplify right side
    17,539.71x = 169,573,778.20
  5. Step 5: Solve for x
    x = 169,573,778.20/17,539.71
  6. Step 6: Final answer
    x = 9,667.99

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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.