Home / 25,664.24-38,502.12-8,135.12

Finding the Fourth Proportional to 25,664.24, 38,502.12 and 8,135.12

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Solution

The fourth proportional to 25,664.24, 38,502.12 and 8,135.12 is: 12,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.24 : 38,502.12 = 8,135.12 : x
  2. Step 2: Convert to fraction form
    25,664.24/38,502.12 = 8,135.12/x
  3. Step 3: Cross multiply
    25,664.24x = 38,502.12 × 8,135.12
  4. Step 4: Simplify right side
    25,664.24x = 313,219,366.45
  5. Step 5: Solve for x
    x = 313,219,366.45/25,664.24
  6. Step 6: Final answer
    x = 12,204.51

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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.