Home / 25,154.99-34,712.20-13,824.24

Finding the Fourth Proportional to 25,154.99, 34,712.20 and 13,824.24

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Solution

The fourth proportional to 25,154.99, 34,712.20 and 13,824.24 is: 19,076.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.99 : 34,712.20 = 13,824.24 : x
  2. Step 2: Convert to fraction form
    25,154.99/34,712.20 = 13,824.24/x
  3. Step 3: Cross multiply
    25,154.99x = 34,712.20 × 13,824.24
  4. Step 4: Simplify right side
    25,154.99x = 479,869,904.97
  5. Step 5: Solve for x
    x = 479,869,904.97/25,154.99
  6. Step 6: Final answer
    x = 19,076.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.