Home / 19,894.02-29,841.84-8,206.13

Finding the Fourth Proportional to 19,894.02, 29,841.84 and 8,206.13

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Solution

The fourth proportional to 19,894.02, 29,841.84 and 8,206.13 is: 12,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894.02 : 29,841.84 = 8,206.13 : x
  2. Step 2: Convert to fraction form
    19,894.02/29,841.84 = 8,206.13/x
  3. Step 3: Cross multiply
    19,894.02x = 29,841.84 × 8,206.13
  4. Step 4: Simplify right side
    19,894.02x = 244,885,869.27
  5. Step 5: Solve for x
    x = 244,885,869.27/19,894.02
  6. Step 6: Final answer
    x = 12,309.52

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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.