Home / 53,299.52-79,977.07-21,732.91

Finding the Fourth Proportional to 53,299.52, 79,977.07 and 21,732.91

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Solution

The fourth proportional to 53,299.52, 79,977.07 and 21,732.91 is: 32,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,299.52 : 79,977.07 = 21,732.91 : x
  2. Step 2: Convert to fraction form
    53,299.52/79,977.07 = 21,732.91/x
  3. Step 3: Cross multiply
    53,299.52x = 79,977.07 × 21,732.91
  4. Step 4: Simplify right side
    53,299.52x = 1,738,134,291.60
  5. Step 5: Solve for x
    x = 1,738,134,291.60/53,299.52
  6. Step 6: Final answer
    x = 32,610.69

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1.5x scale

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.