Home / 33,521.60-46,253.40-21,582.56

Finding the Fourth Proportional to 33,521.60, 46,253.40 and 21,582.56

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Solution

The fourth proportional to 33,521.60, 46,253.40 and 21,582.56 is: 29,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,521.60 : 46,253.40 = 21,582.56 : x
  2. Step 2: Convert to fraction form
    33,521.60/46,253.40 = 21,582.56/x
  3. Step 3: Cross multiply
    33,521.60x = 46,253.40 × 21,582.56
  4. Step 4: Simplify right side
    33,521.60x = 998,266,780.70
  5. Step 5: Solve for x
    x = 998,266,780.70/33,521.60
  6. Step 6: Final answer
    x = 29,779.81

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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.