Home / 32,660.16-45,071.46-19,231.44

Finding the Fourth Proportional to 32,660.16, 45,071.46 and 19,231.44

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Solution

The fourth proportional to 32,660.16, 45,071.46 and 19,231.44 is: 26,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,660.16 : 45,071.46 = 19,231.44 : x
  2. Step 2: Convert to fraction form
    32,660.16/45,071.46 = 19,231.44/x
  3. Step 3: Cross multiply
    32,660.16x = 45,071.46 × 19,231.44
  4. Step 4: Simplify right side
    32,660.16x = 866,789,078.70
  5. Step 5: Solve for x
    x = 866,789,078.70/32,660.16
  6. Step 6: Final answer
    x = 26,539.65

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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.