Home / 29,168.32-40,258.20-17,231.08

Finding the Fourth Proportional to 29,168.32, 40,258.20 and 17,231.08

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Solution

The fourth proportional to 29,168.32, 40,258.20 and 17,231.08 is: 23,782.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.32 : 40,258.20 = 17,231.08 : x
  2. Step 2: Convert to fraction form
    29,168.32/40,258.20 = 17,231.08/x
  3. Step 3: Cross multiply
    29,168.32x = 40,258.20 × 17,231.08
  4. Step 4: Simplify right side
    29,168.32x = 693,692,264.86
  5. Step 5: Solve for x
    x = 693,692,264.86/29,168.32
  6. Step 6: Final answer
    x = 23,782.39

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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.