Home / 26,085.51-39,131.36-9,453.39

Finding the Fourth Proportional to 26,085.51, 39,131.36 and 9,453.39

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Solution

The fourth proportional to 26,085.51, 39,131.36 and 9,453.39 is: 14,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,085.51 : 39,131.36 = 9,453.39 : x
  2. Step 2: Convert to fraction form
    26,085.51/39,131.36 = 9,453.39/x
  3. Step 3: Cross multiply
    26,085.51x = 39,131.36 × 9,453.39
  4. Step 4: Simplify right side
    26,085.51x = 369,923,960.04
  5. Step 5: Solve for x
    x = 369,923,960.04/26,085.51
  6. Step 6: Final answer
    x = 14,181.20

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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.