Home / 32,215.70-44,442.36-21,465.58

Finding the Fourth Proportional to 32,215.70, 44,442.36 and 21,465.58

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Solution

The fourth proportional to 32,215.70, 44,442.36 and 21,465.58 is: 29,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.70 : 44,442.36 = 21,465.58 : x
  2. Step 2: Convert to fraction form
    32,215.70/44,442.36 = 21,465.58/x
  3. Step 3: Cross multiply
    32,215.70x = 44,442.36 × 21,465.58
  4. Step 4: Simplify right side
    32,215.70x = 953,981,033.97
  5. Step 5: Solve for x
    x = 953,981,033.97/32,215.70
  6. Step 6: Final answer
    x = 29,612.30

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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.