Home / 15,425.94-23,134.86-5,563.38

Finding the Fourth Proportional to 15,425.94, 23,134.86 and 5,563.38

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Solution

The fourth proportional to 15,425.94, 23,134.86 and 5,563.38 is: 8,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.94 : 23,134.86 = 5,563.38 : x
  2. Step 2: Convert to fraction form
    15,425.94/23,134.86 = 5,563.38/x
  3. Step 3: Cross multiply
    15,425.94x = 23,134.86 × 5,563.38
  4. Step 4: Simplify right side
    15,425.94x = 128,708,017.43
  5. Step 5: Solve for x
    x = 128,708,017.43/15,425.94
  6. Step 6: Final answer
    x = 8,343.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.