Home / 53,785.30-74,223.33-29,910.58

Finding the Fourth Proportional to 53,785.30, 74,223.33 and 29,910.58

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Solution

The fourth proportional to 53,785.30, 74,223.33 and 29,910.58 is: 41,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785.30 : 74,223.33 = 29,910.58 : x
  2. Step 2: Convert to fraction form
    53,785.30/74,223.33 = 29,910.58/x
  3. Step 3: Cross multiply
    53,785.30x = 74,223.33 × 29,910.58
  4. Step 4: Simplify right side
    53,785.30x = 2,220,062,849.83
  5. Step 5: Solve for x
    x = 2,220,062,849.83/53,785.30
  6. Step 6: Final answer
    x = 41,276.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.