Home / 34,612.07-51,920.64-12,425.64

Finding the Fourth Proportional to 34,612.07, 51,920.64 and 12,425.64

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Solution

The fourth proportional to 34,612.07, 51,920.64 and 12,425.64 is: 18,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,612.07 : 51,920.64 = 12,425.64 : x
  2. Step 2: Convert to fraction form
    34,612.07/51,920.64 = 12,425.64/x
  3. Step 3: Cross multiply
    34,612.07x = 51,920.64 × 12,425.64
  4. Step 4: Simplify right side
    34,612.07x = 645,147,181.21
  5. Step 5: Solve for x
    x = 645,147,181.21/34,612.07
  6. Step 6: Final answer
    x = 18,639.37

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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.