Home / 17,317.90-25,970.43-6,221.57

Finding the Fourth Proportional to 17,317.90, 25,970.43 and 6,221.57

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Solution

The fourth proportional to 17,317.90, 25,970.43 and 6,221.57 is: 9,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317.90 : 25,970.43 = 6,221.57 : x
  2. Step 2: Convert to fraction form
    17,317.90/25,970.43 = 6,221.57/x
  3. Step 3: Cross multiply
    17,317.90x = 25,970.43 × 6,221.57
  4. Step 4: Simplify right side
    17,317.90x = 161,576,848.18
  5. Step 5: Solve for x
    x = 161,576,848.18/17,317.90
  6. Step 6: Final answer
    x = 9,330.05

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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.