Home / 13,925.66-20,859.53-10,174.95

Finding the Fourth Proportional to 13,925.66, 20,859.53 and 10,174.95

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Solution

The fourth proportional to 13,925.66, 20,859.53 and 10,174.95 is: 15,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.66 : 20,859.53 = 10,174.95 : x
  2. Step 2: Convert to fraction form
    13,925.66/20,859.53 = 10,174.95/x
  3. Step 3: Cross multiply
    13,925.66x = 20,859.53 × 10,174.95
  4. Step 4: Simplify right side
    13,925.66x = 212,244,623.90
  5. Step 5: Solve for x
    x = 212,244,623.90/13,925.66
  6. Step 6: Final answer
    x = 15,241.27

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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.