Home / 25,230.51-34,820.82-13,901.15

Finding the Fourth Proportional to 25,230.51, 34,820.82 and 13,901.15

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Solution

The fourth proportional to 25,230.51, 34,820.82 and 13,901.15 is: 19,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230.51 : 34,820.82 = 13,901.15 : x
  2. Step 2: Convert to fraction form
    25,230.51/34,820.82 = 13,901.15/x
  3. Step 3: Cross multiply
    25,230.51x = 34,820.82 × 13,901.15
  4. Step 4: Simplify right side
    25,230.51x = 484,049,529.00
  5. Step 5: Solve for x
    x = 484,049,529.00/25,230.51
  6. Step 6: Final answer
    x = 19,185.09

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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.