Home / 57,455.64-86,166.72-22,386.96

Finding the Fourth Proportional to 57,455.64, 86,166.72 and 22,386.96

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Solution

The fourth proportional to 57,455.64, 86,166.72 and 22,386.96 is: 33,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,455.64 : 86,166.72 = 22,386.96 : x
  2. Step 2: Convert to fraction form
    57,455.64/86,166.72 = 22,386.96/x
  3. Step 3: Cross multiply
    57,455.64x = 86,166.72 × 22,386.96
  4. Step 4: Simplify right side
    57,455.64x = 1,929,010,913.97
  5. Step 5: Solve for x
    x = 1,929,010,913.97/57,455.64
  6. Step 6: Final answer
    x = 33,573.92

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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.