Home / 34,128.48-51,107.24-21,610.74

Finding the Fourth Proportional to 34,128.48, 51,107.24 and 21,610.74

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Solution

The fourth proportional to 34,128.48, 51,107.24 and 21,610.74 is: 32,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,128.48 : 51,107.24 = 21,610.74 : x
  2. Step 2: Convert to fraction form
    34,128.48/51,107.24 = 21,610.74/x
  3. Step 3: Cross multiply
    34,128.48x = 51,107.24 × 21,610.74
  4. Step 4: Simplify right side
    34,128.48x = 1,104,465,275.76
  5. Step 5: Solve for x
    x = 1,104,465,275.76/34,128.48
  6. Step 6: Final answer
    x = 32,361.98

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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.