Home / 19,294.40-28,941.30-6,146.69

Finding the Fourth Proportional to 19,294.40, 28,941.30 and 6,146.69

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Solution

The fourth proportional to 19,294.40, 28,941.30 and 6,146.69 is: 9,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.40 : 28,941.30 = 6,146.69 : x
  2. Step 2: Convert to fraction form
    19,294.40/28,941.30 = 6,146.69/x
  3. Step 3: Cross multiply
    19,294.40x = 28,941.30 × 6,146.69
  4. Step 4: Simplify right side
    19,294.40x = 177,893,054.59
  5. Step 5: Solve for x
    x = 177,893,054.59/19,294.40
  6. Step 6: Final answer
    x = 9,219.93

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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.