Home / 26,138.07-39,194.76-9,486.45

Finding the Fourth Proportional to 26,138.07, 39,194.76 and 9,486.45

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Solution

The fourth proportional to 26,138.07, 39,194.76 and 9,486.45 is: 14,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.07 : 39,194.76 = 9,486.45 : x
  2. Step 2: Convert to fraction form
    26,138.07/39,194.76 = 9,486.45/x
  3. Step 3: Cross multiply
    26,138.07x = 39,194.76 × 9,486.45
  4. Step 4: Simplify right side
    26,138.07x = 371,819,131.00
  5. Step 5: Solve for x
    x = 371,819,131.00/26,138.07
  6. Step 6: Final answer
    x = 14,225.19

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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.