Home / 55,466.62-83,214.52-19,931.52

Finding the Fourth Proportional to 55,466.62, 83,214.52 and 19,931.52

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Solution

The fourth proportional to 55,466.62, 83,214.52 and 19,931.52 is: 29,902.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,466.62 : 83,214.52 = 19,931.52 : x
  2. Step 2: Convert to fraction form
    55,466.62/83,214.52 = 19,931.52/x
  3. Step 3: Cross multiply
    55,466.62x = 83,214.52 × 19,931.52
  4. Step 4: Simplify right side
    55,466.62x = 1,658,591,869.67
  5. Step 5: Solve for x
    x = 1,658,591,869.67/55,466.62
  6. Step 6: Final answer
    x = 29,902.52

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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.