Home / 19,622.99-29,431.24-5,768.75

Finding the Fourth Proportional to 19,622.99, 29,431.24 and 5,768.75

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Solution

The fourth proportional to 19,622.99, 29,431.24 and 5,768.75 is: 8,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.99 : 29,431.24 = 5,768.75 : x
  2. Step 2: Convert to fraction form
    19,622.99/29,431.24 = 5,768.75/x
  3. Step 3: Cross multiply
    19,622.99x = 29,431.24 × 5,768.75
  4. Step 4: Simplify right side
    19,622.99x = 169,781,465.75
  5. Step 5: Solve for x
    x = 169,781,465.75/19,622.99
  6. Step 6: Final answer
    x = 8,652.17

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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.