Home / 51,977.52-77,971.22-14,537.60

Finding the Fourth Proportional to 51,977.52, 77,971.22 and 14,537.60

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Solution

The fourth proportional to 51,977.52, 77,971.22 and 14,537.60 is: 21,807.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977.52 : 77,971.22 = 14,537.60 : x
  2. Step 2: Convert to fraction form
    51,977.52/77,971.22 = 14,537.60/x
  3. Step 3: Cross multiply
    51,977.52x = 77,971.22 × 14,537.60
  4. Step 4: Simplify right side
    51,977.52x = 1,133,514,407.87
  5. Step 5: Solve for x
    x = 1,133,514,407.87/51,977.52
  6. Step 6: Final answer
    x = 21,807.78

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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.