Home / 45,493.37-68,252.40-25,785.76

Finding the Fourth Proportional to 45,493.37, 68,252.40 and 25,785.76

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Solution

The fourth proportional to 45,493.37, 68,252.40 and 25,785.76 is: 38,685.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493.37 : 68,252.40 = 25,785.76 : x
  2. Step 2: Convert to fraction form
    45,493.37/68,252.40 = 25,785.76/x
  3. Step 3: Cross multiply
    45,493.37x = 68,252.40 × 25,785.76
  4. Step 4: Simplify right side
    45,493.37x = 1,759,940,005.82
  5. Step 5: Solve for x
    x = 1,759,940,005.82/45,493.37
  6. Step 6: Final answer
    x = 38,685.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.