Home / 25,735.05-35,519.99-15,130.82

Finding the Fourth Proportional to 25,735.05, 35,519.99 and 15,130.82

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Solution

The fourth proportional to 25,735.05, 35,519.99 and 15,130.82 is: 20,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,735.05 : 35,519.99 = 15,130.82 : x
  2. Step 2: Convert to fraction form
    25,735.05/35,519.99 = 15,130.82/x
  3. Step 3: Cross multiply
    25,735.05x = 35,519.99 × 15,130.82
  4. Step 4: Simplify right side
    25,735.05x = 537,446,588.24
  5. Step 5: Solve for x
    x = 537,446,588.24/25,735.05
  6. Step 6: Final answer
    x = 20,883.84

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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.