Home / 29,145.24-40,214.70-17,212.32

Finding the Fourth Proportional to 29,145.24, 40,214.70 and 17,212.32

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Solution

The fourth proportional to 29,145.24, 40,214.70 and 17,212.32 is: 23,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.24 : 40,214.70 = 17,212.32 : x
  2. Step 2: Convert to fraction form
    29,145.24/40,214.70 = 17,212.32/x
  3. Step 3: Cross multiply
    29,145.24x = 40,214.70 × 17,212.32
  4. Step 4: Simplify right side
    29,145.24x = 692,188,285.10
  5. Step 5: Solve for x
    x = 692,188,285.10/29,145.24
  6. Step 6: Final answer
    x = 23,749.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.