Home / 25,231.84-34,820.88-14,054.56

Finding the Fourth Proportional to 25,231.84, 34,820.88 and 14,054.56

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Solution

The fourth proportional to 25,231.84, 34,820.88 and 14,054.56 is: 19,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.84 : 34,820.88 = 14,054.56 : x
  2. Step 2: Convert to fraction form
    25,231.84/34,820.88 = 14,054.56/x
  3. Step 3: Cross multiply
    25,231.84x = 34,820.88 × 14,054.56
  4. Step 4: Simplify right side
    25,231.84x = 489,392,147.21
  5. Step 5: Solve for x
    x = 489,392,147.21/25,231.84
  6. Step 6: Final answer
    x = 19,395.82

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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.