Home / 25,542.90-38,315.34-8,904.62

Finding the Fourth Proportional to 25,542.90, 38,315.34 and 8,904.62

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Solution

The fourth proportional to 25,542.90, 38,315.34 and 8,904.62 is: 13,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542.90 : 38,315.34 = 8,904.62 : x
  2. Step 2: Convert to fraction form
    25,542.90/38,315.34 = 8,904.62/x
  3. Step 3: Cross multiply
    25,542.90x = 38,315.34 × 8,904.62
  4. Step 4: Simplify right side
    25,542.90x = 341,183,542.87
  5. Step 5: Solve for x
    x = 341,183,542.87/25,542.90
  6. Step 6: Final answer
    x = 13,357.28

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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.