Home / 29,153.35-40,231.79-16,578.10

Finding the Fourth Proportional to 29,153.35, 40,231.79 and 16,578.10

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Solution

The fourth proportional to 29,153.35, 40,231.79 and 16,578.10 is: 22,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,153.35 : 40,231.79 = 16,578.10 : x
  2. Step 2: Convert to fraction form
    29,153.35/40,231.79 = 16,578.10/x
  3. Step 3: Cross multiply
    29,153.35x = 40,231.79 × 16,578.10
  4. Step 4: Simplify right side
    29,153.35x = 666,966,667.37
  5. Step 5: Solve for x
    x = 666,966,667.37/29,153.35
  6. Step 6: Final answer
    x = 22,877.87

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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.