Home / 25,087.15-34,618.80-13,754.41

Finding the Fourth Proportional to 25,087.15, 34,618.80 and 13,754.41

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Solution

The fourth proportional to 25,087.15, 34,618.80 and 13,754.41 is: 18,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,087.15 : 34,618.80 = 13,754.41 : x
  2. Step 2: Convert to fraction form
    25,087.15/34,618.80 = 13,754.41/x
  3. Step 3: Cross multiply
    25,087.15x = 34,618.80 × 13,754.41
  4. Step 4: Simplify right side
    25,087.15x = 476,161,168.91
  5. Step 5: Solve for x
    x = 476,161,168.91/25,087.15
  6. Step 6: Final answer
    x = 18,980.28

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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.