Home / 34,195.47-51,302.61-12,005.91

Finding the Fourth Proportional to 34,195.47, 51,302.61 and 12,005.91

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Solution

The fourth proportional to 34,195.47, 51,302.61 and 12,005.91 is: 18,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.47 : 51,302.61 = 12,005.91 : x
  2. Step 2: Convert to fraction form
    34,195.47/51,302.61 = 12,005.91/x
  3. Step 3: Cross multiply
    34,195.47x = 51,302.61 × 12,005.91
  4. Step 4: Simplify right side
    34,195.47x = 615,934,518.43
  5. Step 5: Solve for x
    x = 615,934,518.43/34,195.47
  6. Step 6: Final answer
    x = 18,012.17

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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.