Home / 25,942.66-35,800.95-15,185.59

Finding the Fourth Proportional to 25,942.66, 35,800.95 and 15,185.59

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Solution

The fourth proportional to 25,942.66, 35,800.95 and 15,185.59 is: 20,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,942.66 : 35,800.95 = 15,185.59 : x
  2. Step 2: Convert to fraction form
    25,942.66/35,800.95 = 15,185.59/x
  3. Step 3: Cross multiply
    25,942.66x = 35,800.95 × 15,185.59
  4. Step 4: Simplify right side
    25,942.66x = 543,658,548.31
  5. Step 5: Solve for x
    x = 543,658,548.31/25,942.66
  6. Step 6: Final answer
    x = 20,956.16

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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.