Home / 25,116.72-34,660.96-13,786.24

Finding the Fourth Proportional to 25,116.72, 34,660.96 and 13,786.24

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Solution

The fourth proportional to 25,116.72, 34,660.96 and 13,786.24 is: 19,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.72 : 34,660.96 = 13,786.24 : x
  2. Step 2: Convert to fraction form
    25,116.72/34,660.96 = 13,786.24/x
  3. Step 3: Cross multiply
    25,116.72x = 34,660.96 × 13,786.24
  4. Step 4: Simplify right side
    25,116.72x = 477,844,313.19
  5. Step 5: Solve for x
    x = 477,844,313.19/25,116.72
  6. Step 6: Final answer
    x = 19,024.95

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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.