Home / 25,649.34-35,396.24-15,039.15

Finding the Fourth Proportional to 25,649.34, 35,396.24 and 15,039.15

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Solution

The fourth proportional to 25,649.34, 35,396.24 and 15,039.15 is: 20,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.34 : 35,396.24 = 15,039.15 : x
  2. Step 2: Convert to fraction form
    25,649.34/35,396.24 = 15,039.15/x
  3. Step 3: Cross multiply
    25,649.34x = 35,396.24 × 15,039.15
  4. Step 4: Simplify right side
    25,649.34x = 532,329,287.60
  5. Step 5: Solve for x
    x = 532,329,287.60/25,649.34
  6. Step 6: Final answer
    x = 20,754.11

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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.