Home / 29,618.36-40,873.42-16,189.77

Finding the Fourth Proportional to 29,618.36, 40,873.42 and 16,189.77

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Solution

The fourth proportional to 29,618.36, 40,873.42 and 16,189.77 is: 22,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,618.36 : 40,873.42 = 16,189.77 : x
  2. Step 2: Convert to fraction form
    29,618.36/40,873.42 = 16,189.77/x
  3. Step 3: Cross multiply
    29,618.36x = 40,873.42 × 16,189.77
  4. Step 4: Simplify right side
    29,618.36x = 661,731,268.91
  5. Step 5: Solve for x
    x = 661,731,268.91/29,618.36
  6. Step 6: Final answer
    x = 22,341.93

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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.