Home / 13,292.92-19,906.55-9,907.59

Finding the Fourth Proportional to 13,292.92, 19,906.55 and 9,907.59

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Solution

The fourth proportional to 13,292.92, 19,906.55 and 9,907.59 is: 14,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.92 : 19,906.55 = 9,907.59 : x
  2. Step 2: Convert to fraction form
    13,292.92/19,906.55 = 9,907.59/x
  3. Step 3: Cross multiply
    13,292.92x = 19,906.55 × 9,907.59
  4. Step 4: Simplify right side
    13,292.92x = 197,225,960.83
  5. Step 5: Solve for x
    x = 197,225,960.83/13,292.92
  6. Step 6: Final answer
    x = 14,836.92

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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.