Home / 34,920.34-52,380.74-9,960.32

Finding the Fourth Proportional to 34,920.34, 52,380.74 and 9,960.32

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Solution

The fourth proportional to 34,920.34, 52,380.74 and 9,960.32 is: 14,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.34 : 52,380.74 = 9,960.32 : x
  2. Step 2: Convert to fraction form
    34,920.34/52,380.74 = 9,960.32/x
  3. Step 3: Cross multiply
    34,920.34x = 52,380.74 × 9,960.32
  4. Step 4: Simplify right side
    34,920.34x = 521,728,932.24
  5. Step 5: Solve for x
    x = 521,728,932.24/34,920.34
  6. Step 6: Final answer
    x = 14,940.55

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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.