Home / 29,190.89-40,284.92-17,856.83

Finding the Fourth Proportional to 29,190.89, 40,284.92 and 17,856.83

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Solution

The fourth proportional to 29,190.89, 40,284.92 and 17,856.83 is: 24,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.89 : 40,284.92 = 17,856.83 : x
  2. Step 2: Convert to fraction form
    29,190.89/40,284.92 = 17,856.83/x
  3. Step 3: Cross multiply
    29,190.89x = 40,284.92 × 17,856.83
  4. Step 4: Simplify right side
    29,190.89x = 719,361,113.36
  5. Step 5: Solve for x
    x = 719,361,113.36/29,190.89
  6. Step 6: Final answer
    x = 24,643.34

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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.