Home / 29,151.84-40,226.28-16,402.56

Finding the Fourth Proportional to 29,151.84, 40,226.28 and 16,402.56

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Solution

The fourth proportional to 29,151.84, 40,226.28 and 16,402.56 is: 22,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,151.84 : 40,226.28 = 16,402.56 : x
  2. Step 2: Convert to fraction form
    29,151.84/40,226.28 = 16,402.56/x
  3. Step 3: Cross multiply
    29,151.84x = 40,226.28 × 16,402.56
  4. Step 4: Simplify right side
    29,151.84x = 659,813,971.28
  5. Step 5: Solve for x
    x = 659,813,971.28/29,151.84
  6. Step 6: Final answer
    x = 22,633.70

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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.