Home / 29,399.60-40,572.86-18,069.58

Finding the Fourth Proportional to 29,399.60, 40,572.86 and 18,069.58

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Solution

The fourth proportional to 29,399.60, 40,572.86 and 18,069.58 is: 24,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,399.60 : 40,572.86 = 18,069.58 : x
  2. Step 2: Convert to fraction form
    29,399.60/40,572.86 = 18,069.58/x
  3. Step 3: Cross multiply
    29,399.60x = 40,572.86 × 18,069.58
  4. Step 4: Simplify right side
    29,399.60x = 733,134,539.60
  5. Step 5: Solve for x
    x = 733,134,539.60/29,399.60
  6. Step 6: Final answer
    x = 24,936.89

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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.