Home / 17,439.90-26,166.83-6,347.35

Finding the Fourth Proportional to 17,439.90, 26,166.83 and 6,347.35

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Solution

The fourth proportional to 17,439.90, 26,166.83 and 6,347.35 is: 9,523.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.90 : 26,166.83 = 6,347.35 : x
  2. Step 2: Convert to fraction form
    17,439.90/26,166.83 = 6,347.35/x
  3. Step 3: Cross multiply
    17,439.90x = 26,166.83 × 6,347.35
  4. Step 4: Simplify right side
    17,439.90x = 166,090,028.40
  5. Step 5: Solve for x
    x = 166,090,028.40/17,439.90
  6. Step 6: Final answer
    x = 9,523.57

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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.