Home / 26,720.88-40,090.56-10,085.68

Finding the Fourth Proportional to 26,720.88, 40,090.56 and 10,085.68

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Solution

The fourth proportional to 26,720.88, 40,090.56 and 10,085.68 is: 15,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.88 : 40,090.56 = 10,085.68 : x
  2. Step 2: Convert to fraction form
    26,720.88/40,090.56 = 10,085.68/x
  3. Step 3: Cross multiply
    26,720.88x = 40,090.56 × 10,085.68
  4. Step 4: Simplify right side
    26,720.88x = 404,340,559.18
  5. Step 5: Solve for x
    x = 404,340,559.18/26,720.88
  6. Step 6: Final answer
    x = 15,132.01

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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.