Home / 26,085.42-39,130.48-7,365.65

Finding the Fourth Proportional to 26,085.42, 39,130.48 and 7,365.65

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Solution

The fourth proportional to 26,085.42, 39,130.48 and 7,365.65 is: 11,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,085.42 : 39,130.48 = 7,365.65 : x
  2. Step 2: Convert to fraction form
    26,085.42/39,130.48 = 7,365.65/x
  3. Step 3: Cross multiply
    26,085.42x = 39,130.48 × 7,365.65
  4. Step 4: Simplify right side
    26,085.42x = 288,221,380.31
  5. Step 5: Solve for x
    x = 288,221,380.31/26,085.42
  6. Step 6: Final answer
    x = 11,049.14

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Double scale
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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.