Home / 34,282.60-51,510.30-21,808.60

Finding the Fourth Proportional to 34,282.60, 51,510.30 and 21,808.60

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Solution

The fourth proportional to 34,282.60, 51,510.30 and 21,808.60 is: 32,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,282.60 : 51,510.30 = 21,808.60 : x
  2. Step 2: Convert to fraction form
    34,282.60/51,510.30 = 21,808.60/x
  3. Step 3: Cross multiply
    34,282.60x = 51,510.30 × 21,808.60
  4. Step 4: Simplify right side
    34,282.60x = 1,123,367,528.58
  5. Step 5: Solve for x
    x = 1,123,367,528.58/34,282.60
  6. Step 6: Final answer
    x = 32,767.86

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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.