Home / 29,451.99-40,645.46-16,705.68

Finding the Fourth Proportional to 29,451.99, 40,645.46 and 16,705.68

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Solution

The fourth proportional to 29,451.99, 40,645.46 and 16,705.68 is: 23,054.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,451.99 : 40,645.46 = 16,705.68 : x
  2. Step 2: Convert to fraction form
    29,451.99/40,645.46 = 16,705.68/x
  3. Step 3: Cross multiply
    29,451.99x = 40,645.46 × 16,705.68
  4. Step 4: Simplify right side
    29,451.99x = 679,009,964.68
  5. Step 5: Solve for x
    x = 679,009,964.68/29,451.99
  6. Step 6: Final answer
    x = 23,054.81

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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.