Home / 25,697.66-35,474.29-15,087.94

Finding the Fourth Proportional to 25,697.66, 35,474.29 and 15,087.94

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Solution

The fourth proportional to 25,697.66, 35,474.29 and 15,087.94 is: 20,828.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,697.66 : 35,474.29 = 15,087.94 : x
  2. Step 2: Convert to fraction form
    25,697.66/35,474.29 = 15,087.94/x
  3. Step 3: Cross multiply
    25,697.66x = 35,474.29 × 15,087.94
  4. Step 4: Simplify right side
    25,697.66x = 535,233,832.66
  5. Step 5: Solve for x
    x = 535,233,832.66/25,697.66
  6. Step 6: Final answer
    x = 20,828.12

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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.