Home / 29,498.92-40,705.47-18,166.60

Finding the Fourth Proportional to 29,498.92, 40,705.47 and 18,166.60

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Solution

The fourth proportional to 29,498.92, 40,705.47 and 18,166.60 is: 25,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,498.92 : 40,705.47 = 18,166.60 : x
  2. Step 2: Convert to fraction form
    29,498.92/40,705.47 = 18,166.60/x
  3. Step 3: Cross multiply
    29,498.92x = 40,705.47 × 18,166.60
  4. Step 4: Simplify right side
    29,498.92x = 739,479,991.30
  5. Step 5: Solve for x
    x = 739,479,991.30/29,498.92
  6. Step 6: Final answer
    x = 25,068.04

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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.