Home / 25,294.28-37,910.70-17,900.90

Finding the Fourth Proportional to 25,294.28, 37,910.70 and 17,900.90

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Solution

The fourth proportional to 25,294.28, 37,910.70 and 17,900.90 is: 26,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.28 : 37,910.70 = 17,900.90 : x
  2. Step 2: Convert to fraction form
    25,294.28/37,910.70 = 17,900.90/x
  3. Step 3: Cross multiply
    25,294.28x = 37,910.70 × 17,900.90
  4. Step 4: Simplify right side
    25,294.28x = 678,635,649.63
  5. Step 5: Solve for x
    x = 678,635,649.63/25,294.28
  6. Step 6: Final answer
    x = 26,829.61

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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.