Home / 34,284.10-51,512.55-21,810.10

Finding the Fourth Proportional to 34,284.10, 51,512.55 and 21,810.10

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Solution

The fourth proportional to 34,284.10, 51,512.55 and 21,810.10 is: 32,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,284.10 : 51,512.55 = 21,810.10 : x
  2. Step 2: Convert to fraction form
    34,284.10/51,512.55 = 21,810.10/x
  3. Step 3: Cross multiply
    34,284.10x = 51,512.55 × 21,810.10
  4. Step 4: Simplify right side
    34,284.10x = 1,123,493,866.76
  5. Step 5: Solve for x
    x = 1,123,493,866.76/34,284.10
  6. Step 6: Final answer
    x = 32,770.11

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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.