Home / 45,799.32-68,708.77-14,208.69

Finding the Fourth Proportional to 45,799.32, 68,708.77 and 14,208.69

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Solution

The fourth proportional to 45,799.32, 68,708.77 and 14,208.69 is: 21,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,799.32 : 68,708.77 = 14,208.69 : x
  2. Step 2: Convert to fraction form
    45,799.32/68,708.77 = 14,208.69/x
  3. Step 3: Cross multiply
    45,799.32x = 68,708.77 × 14,208.69
  4. Step 4: Simplify right side
    45,799.32x = 976,261,613.21
  5. Step 5: Solve for x
    x = 976,261,613.21/45,799.32
  6. Step 6: Final answer
    x = 21,316.07

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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.