Home / 26,201.13-39,301.69-10,618.75

Finding the Fourth Proportional to 26,201.13, 39,301.69 and 10,618.75

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Solution

The fourth proportional to 26,201.13, 39,301.69 and 10,618.75 is: 15,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,201.13 : 39,301.69 = 10,618.75 : x
  2. Step 2: Convert to fraction form
    26,201.13/39,301.69 = 10,618.75/x
  3. Step 3: Cross multiply
    26,201.13x = 39,301.69 × 10,618.75
  4. Step 4: Simplify right side
    26,201.13x = 417,334,820.69
  5. Step 5: Solve for x
    x = 417,334,820.69/26,201.13
  6. Step 6: Final answer
    x = 15,928.12

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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.