Home / 34,720.84-52,022.94-21,605.32

Finding the Fourth Proportional to 34,720.84, 52,022.94 and 21,605.32

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Solution

The fourth proportional to 34,720.84, 52,022.94 and 21,605.32 is: 32,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.84 : 52,022.94 = 21,605.32 : x
  2. Step 2: Convert to fraction form
    34,720.84/52,022.94 = 21,605.32/x
  3. Step 3: Cross multiply
    34,720.84x = 52,022.94 × 21,605.32
  4. Step 4: Simplify right side
    34,720.84x = 1,123,972,266.04
  5. Step 5: Solve for x
    x = 1,123,972,266.04/34,720.84
  6. Step 6: Final answer
    x = 32,371.69

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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.