Home / 29,226.78-40,316.28-17,288.16

Finding the Fourth Proportional to 29,226.78, 40,316.28 and 17,288.16

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Solution

The fourth proportional to 29,226.78, 40,316.28 and 17,288.16 is: 23,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,226.78 : 40,316.28 = 17,288.16 : x
  2. Step 2: Convert to fraction form
    29,226.78/40,316.28 = 17,288.16/x
  3. Step 3: Cross multiply
    29,226.78x = 40,316.28 × 17,288.16
  4. Step 4: Simplify right side
    29,226.78x = 696,994,299.24
  5. Step 5: Solve for x
    x = 696,994,299.24/29,226.78
  6. Step 6: Final answer
    x = 23,847.80

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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.