Home / 45,728.40-68,597.52-14,556.36

Finding the Fourth Proportional to 45,728.40, 68,597.52 and 14,556.36

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Solution

The fourth proportional to 45,728.40, 68,597.52 and 14,556.36 is: 21,836.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.40 : 68,597.52 = 14,556.36 : x
  2. Step 2: Convert to fraction form
    45,728.40/68,597.52 = 14,556.36/x
  3. Step 3: Cross multiply
    45,728.40x = 68,597.52 × 14,556.36
  4. Step 4: Simplify right side
    45,728.40x = 998,530,196.23
  5. Step 5: Solve for x
    x = 998,530,196.23/45,728.40
  6. Step 6: Final answer
    x = 21,836.11

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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.