Home / 25,141.58-34,695.80-13,811.54

Finding the Fourth Proportional to 25,141.58, 34,695.80 and 13,811.54

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Solution

The fourth proportional to 25,141.58, 34,695.80 and 13,811.54 is: 19,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.58 : 34,695.80 = 13,811.54 : x
  2. Step 2: Convert to fraction form
    25,141.58/34,695.80 = 13,811.54/x
  3. Step 3: Cross multiply
    25,141.58x = 34,695.80 × 13,811.54
  4. Step 4: Simplify right side
    25,141.58x = 479,202,429.53
  5. Step 5: Solve for x
    x = 479,202,429.53/25,141.58
  6. Step 6: Final answer
    x = 19,060.16

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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.