Home / 19,958.40-29,928.96-6,104.16

Finding the Fourth Proportional to 19,958.40, 29,928.96 and 6,104.16

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Solution

The fourth proportional to 19,958.40, 29,928.96 and 6,104.16 is: 9,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.40 : 29,928.96 = 6,104.16 : x
  2. Step 2: Convert to fraction form
    19,958.40/29,928.96 = 6,104.16/x
  3. Step 3: Cross multiply
    19,958.40x = 29,928.96 × 6,104.16
  4. Step 4: Simplify right side
    19,958.40x = 182,691,160.47
  5. Step 5: Solve for x
    x = 182,691,160.47/19,958.40
  6. Step 6: Final answer
    x = 9,153.60

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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.