Home / 56,922.78-85,397.49-19,483.26

Finding the Fourth Proportional to 56,922.78, 85,397.49 and 19,483.26

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Solution

The fourth proportional to 56,922.78, 85,397.49 and 19,483.26 is: 29,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,922.78 : 85,397.49 = 19,483.26 : x
  2. Step 2: Convert to fraction form
    56,922.78/85,397.49 = 19,483.26/x
  3. Step 3: Cross multiply
    56,922.78x = 85,397.49 × 19,483.26
  4. Step 4: Simplify right side
    56,922.78x = 1,663,821,501.02
  5. Step 5: Solve for x
    x = 1,663,821,501.02/56,922.78
  6. Step 6: Final answer
    x = 29,229.45

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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.