Home / 29,050.92-40,087.74-16,130.64

Finding the Fourth Proportional to 29,050.92, 40,087.74 and 16,130.64

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Solution

The fourth proportional to 29,050.92, 40,087.74 and 16,130.64 is: 22,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,050.92 : 40,087.74 = 16,130.64 : x
  2. Step 2: Convert to fraction form
    29,050.92/40,087.74 = 16,130.64/x
  3. Step 3: Cross multiply
    29,050.92x = 40,087.74 × 16,130.64
  4. Step 4: Simplify right side
    29,050.92x = 646,640,902.35
  5. Step 5: Solve for x
    x = 646,640,902.35/29,050.92
  6. Step 6: Final answer
    x = 22,258.88

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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.