Home / 25,436.56-38,156.67-6,716.41

Finding the Fourth Proportional to 25,436.56, 38,156.67 and 6,716.41

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Solution

The fourth proportional to 25,436.56, 38,156.67 and 6,716.41 is: 10,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436.56 : 38,156.67 = 6,716.41 : x
  2. Step 2: Convert to fraction form
    25,436.56/38,156.67 = 6,716.41/x
  3. Step 3: Cross multiply
    25,436.56x = 38,156.67 × 6,716.41
  4. Step 4: Simplify right side
    25,436.56x = 256,275,851.88
  5. Step 5: Solve for x
    x = 256,275,851.88/25,436.56
  6. Step 6: Final answer
    x = 10,075.10

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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.