Home / 45,459.72-68,200.31-14,294.97

Finding the Fourth Proportional to 45,459.72, 68,200.31 and 14,294.97

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Solution

The fourth proportional to 45,459.72, 68,200.31 and 14,294.97 is: 21,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.72 : 68,200.31 = 14,294.97 : x
  2. Step 2: Convert to fraction form
    45,459.72/68,200.31 = 14,294.97/x
  3. Step 3: Cross multiply
    45,459.72x = 68,200.31 × 14,294.97
  4. Step 4: Simplify right side
    45,459.72x = 974,921,313.97
  5. Step 5: Solve for x
    x = 974,921,313.97/45,459.72
  6. Step 6: Final answer
    x = 21,445.83

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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.