Home / 19,935.92-29,904.70-7,454.68

Finding the Fourth Proportional to 19,935.92, 29,904.70 and 7,454.68

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Solution

The fourth proportional to 19,935.92, 29,904.70 and 7,454.68 is: 11,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.92 : 29,904.70 = 7,454.68 : x
  2. Step 2: Convert to fraction form
    19,935.92/29,904.70 = 7,454.68/x
  3. Step 3: Cross multiply
    19,935.92x = 29,904.70 × 7,454.68
  4. Step 4: Simplify right side
    19,935.92x = 222,929,969.00
  5. Step 5: Solve for x
    x = 222,929,969.00/19,935.92
  6. Step 6: Final answer
    x = 11,182.33

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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.