Home / 19,543.63-29,312.61-6,396.52

Finding the Fourth Proportional to 19,543.63, 29,312.61 and 6,396.52

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Solution

The fourth proportional to 19,543.63, 29,312.61 and 6,396.52 is: 9,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.63 : 29,312.61 = 6,396.52 : x
  2. Step 2: Convert to fraction form
    19,543.63/29,312.61 = 6,396.52/x
  3. Step 3: Cross multiply
    19,543.63x = 29,312.61 × 6,396.52
  4. Step 4: Simplify right side
    19,543.63x = 187,498,696.12
  5. Step 5: Solve for x
    x = 187,498,696.12/19,543.63
  6. Step 6: Final answer
    x = 9,593.85

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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.