Home / 45,481.95-68,233.47-14,316.39

Finding the Fourth Proportional to 45,481.95, 68,233.47 and 14,316.39

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Solution

The fourth proportional to 45,481.95, 68,233.47 and 14,316.39 is: 21,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,481.95 : 68,233.47 = 14,316.39 : x
  2. Step 2: Convert to fraction form
    45,481.95/68,233.47 = 14,316.39/x
  3. Step 3: Cross multiply
    45,481.95x = 68,233.47 × 14,316.39
  4. Step 4: Simplify right side
    45,481.95x = 976,856,967.57
  5. Step 5: Solve for x
    x = 976,856,967.57/45,481.95
  6. Step 6: Final answer
    x = 21,477.90

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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.