Home / 34,284.60-51,513.30-21,810.60

Finding the Fourth Proportional to 34,284.60, 51,513.30 and 21,810.60

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Solution

The fourth proportional to 34,284.60, 51,513.30 and 21,810.60 is: 32,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,284.60 : 51,513.30 = 21,810.60 : x
  2. Step 2: Convert to fraction form
    34,284.60/51,513.30 = 21,810.60/x
  3. Step 3: Cross multiply
    34,284.60x = 51,513.30 × 21,810.60
  4. Step 4: Simplify right side
    34,284.60x = 1,123,535,980.98
  5. Step 5: Solve for x
    x = 1,123,535,980.98/34,284.60
  6. Step 6: Final answer
    x = 32,770.86

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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.