Home / 29,187.96-40,280.94-16,616.76

Finding the Fourth Proportional to 29,187.96, 40,280.94 and 16,616.76

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Solution

The fourth proportional to 29,187.96, 40,280.94 and 16,616.76 is: 22,932.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.96 : 40,280.94 = 16,616.76 : x
  2. Step 2: Convert to fraction form
    29,187.96/40,280.94 = 16,616.76/x
  3. Step 3: Cross multiply
    29,187.96x = 40,280.94 × 16,616.76
  4. Step 4: Simplify right side
    29,187.96x = 669,338,712.55
  5. Step 5: Solve for x
    x = 669,338,712.55/29,187.96
  6. Step 6: Final answer
    x = 22,932.01

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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.