Home / 29,705.15-40,993.61-16,277.72

Finding the Fourth Proportional to 29,705.15, 40,993.61 and 16,277.72

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Solution

The fourth proportional to 29,705.15, 40,993.61 and 16,277.72 is: 22,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,705.15 : 40,993.61 = 16,277.72 : x
  2. Step 2: Convert to fraction form
    29,705.15/40,993.61 = 16,277.72/x
  3. Step 3: Cross multiply
    29,705.15x = 40,993.61 × 16,277.72
  4. Step 4: Simplify right side
    29,705.15x = 667,282,219.01
  5. Step 5: Solve for x
    x = 667,282,219.01/29,705.15
  6. Step 6: Final answer
    x = 22,463.52

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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.