Home / 26,120.03-39,180.14-6,398.58

Finding the Fourth Proportional to 26,120.03, 39,180.14 and 6,398.58

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Solution

The fourth proportional to 26,120.03, 39,180.14 and 6,398.58 is: 9,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.03 : 39,180.14 = 6,398.58 : x
  2. Step 2: Convert to fraction form
    26,120.03/39,180.14 = 6,398.58/x
  3. Step 3: Cross multiply
    26,120.03x = 39,180.14 × 6,398.58
  4. Step 4: Simplify right side
    26,120.03x = 250,697,228.21
  5. Step 5: Solve for x
    x = 250,697,228.21/26,120.03
  6. Step 6: Final answer
    x = 9,597.89

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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.