Home / 56,763.48-85,144.30-19,349.62

Finding the Fourth Proportional to 56,763.48, 85,144.30 and 19,349.62

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Solution

The fourth proportional to 56,763.48, 85,144.30 and 19,349.62 is: 29,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,763.48 : 85,144.30 = 19,349.62 : x
  2. Step 2: Convert to fraction form
    56,763.48/85,144.30 = 19,349.62/x
  3. Step 3: Cross multiply
    56,763.48x = 85,144.30 × 19,349.62
  4. Step 4: Simplify right side
    56,763.48x = 1,647,509,588.93
  5. Step 5: Solve for x
    x = 1,647,509,588.93/56,763.48
  6. Step 6: Final answer
    x = 29,024.11

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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.