Home / 19,433.26-29,159.11-8,343.11

Finding the Fourth Proportional to 19,433.26, 29,159.11 and 8,343.11

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Solution

The fourth proportional to 19,433.26, 29,159.11 and 8,343.11 is: 12,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.26 : 29,159.11 = 8,343.11 : x
  2. Step 2: Convert to fraction form
    19,433.26/29,159.11 = 8,343.11/x
  3. Step 3: Cross multiply
    19,433.26x = 29,159.11 × 8,343.11
  4. Step 4: Simplify right side
    19,433.26x = 243,277,495.58
  5. Step 5: Solve for x
    x = 243,277,495.58/19,433.26
  6. Step 6: Final answer
    x = 12,518.62

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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.