Home / 25,286.28-37,898.70-17,892.90

Finding the Fourth Proportional to 25,286.28, 37,898.70 and 17,892.90

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Solution

The fourth proportional to 25,286.28, 37,898.70 and 17,892.90 is: 26,817.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.28 : 37,898.70 = 17,892.90 : x
  2. Step 2: Convert to fraction form
    25,286.28/37,898.70 = 17,892.90/x
  3. Step 3: Cross multiply
    25,286.28x = 37,898.70 × 17,892.90
  4. Step 4: Simplify right side
    25,286.28x = 678,117,649.23
  5. Step 5: Solve for x
    x = 678,117,649.23/25,286.28
  6. Step 6: Final answer
    x = 26,817.61

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1.5x scale

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.