Home / 16,128.24-22,258.74-10,750.32

Finding the Fourth Proportional to 16,128.24, 22,258.74 and 10,750.32

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Solution

The fourth proportional to 16,128.24, 22,258.74 and 10,750.32 is: 14,836.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128.24 : 22,258.74 = 10,750.32 : x
  2. Step 2: Convert to fraction form
    16,128.24/22,258.74 = 10,750.32/x
  3. Step 3: Cross multiply
    16,128.24x = 22,258.74 × 10,750.32
  4. Step 4: Simplify right side
    16,128.24x = 239,288,577.80
  5. Step 5: Solve for x
    x = 239,288,577.80/16,128.24
  6. Step 6: Final answer
    x = 14,836.62

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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.