Home / 13,070.85-19,594.39-4,747.29

Finding the Fourth Proportional to 13,070.85, 19,594.39 and 4,747.29

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Solution

The fourth proportional to 13,070.85, 19,594.39 and 4,747.29 is: 7,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.85 : 19,594.39 = 4,747.29 : x
  2. Step 2: Convert to fraction form
    13,070.85/19,594.39 = 4,747.29/x
  3. Step 3: Cross multiply
    13,070.85x = 19,594.39 × 4,747.29
  4. Step 4: Simplify right side
    13,070.85x = 93,020,251.70
  5. Step 5: Solve for x
    x = 93,020,251.70/13,070.85
  6. Step 6: Final answer
    x = 7,116.62

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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.