Home / 26,851.21-37,059.52-15,519.14

Finding the Fourth Proportional to 26,851.21, 37,059.52 and 15,519.14

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Solution

The fourth proportional to 26,851.21, 37,059.52 and 15,519.14 is: 21,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851.21 : 37,059.52 = 15,519.14 : x
  2. Step 2: Convert to fraction form
    26,851.21/37,059.52 = 15,519.14/x
  3. Step 3: Cross multiply
    26,851.21x = 37,059.52 × 15,519.14
  4. Step 4: Simplify right side
    26,851.21x = 575,131,655.12
  5. Step 5: Solve for x
    x = 575,131,655.12/26,851.21
  6. Step 6: Final answer
    x = 21,419.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.