Home / 29,544.32-40,778.16-16,976.36

Finding the Fourth Proportional to 29,544.32, 40,778.16 and 16,976.36

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Solution

The fourth proportional to 29,544.32, 40,778.16 and 16,976.36 is: 23,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,544.32 : 40,778.16 = 16,976.36 : x
  2. Step 2: Convert to fraction form
    29,544.32/40,778.16 = 16,976.36/x
  3. Step 3: Cross multiply
    29,544.32x = 40,778.16 × 16,976.36
  4. Step 4: Simplify right side
    29,544.32x = 692,264,724.30
  5. Step 5: Solve for x
    x = 692,264,724.30/29,544.32
  6. Step 6: Final answer
    x = 23,431.40

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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.