Home / 26,190.42-39,272.76-9,317.76

Finding the Fourth Proportional to 26,190.42, 39,272.76 and 9,317.76

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Solution

The fourth proportional to 26,190.42, 39,272.76 and 9,317.76 is: 13,972.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.42 : 39,272.76 = 9,317.76 : x
  2. Step 2: Convert to fraction form
    26,190.42/39,272.76 = 9,317.76/x
  3. Step 3: Cross multiply
    26,190.42x = 39,272.76 × 9,317.76
  4. Step 4: Simplify right side
    26,190.42x = 365,934,152.22
  5. Step 5: Solve for x
    x = 365,934,152.22/26,190.42
  6. Step 6: Final answer
    x = 13,972.06

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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.