Home / 19,394.21-29,063.96-8,838.29

Finding the Fourth Proportional to 19,394.21, 29,063.96 and 8,838.29

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Solution

The fourth proportional to 19,394.21, 29,063.96 and 8,838.29 is: 13,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.21 : 29,063.96 = 8,838.29 : x
  2. Step 2: Convert to fraction form
    19,394.21/29,063.96 = 8,838.29/x
  3. Step 3: Cross multiply
    19,394.21x = 29,063.96 × 8,838.29
  4. Step 4: Simplify right side
    19,394.21x = 256,875,517.52
  5. Step 5: Solve for x
    x = 256,875,517.52/19,394.21
  6. Step 6: Final answer
    x = 13,244.96

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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.