Home / 45,945.61-68,927.99-14,354.40

Finding the Fourth Proportional to 45,945.61, 68,927.99 and 14,354.40

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Solution

The fourth proportional to 45,945.61, 68,927.99 and 14,354.40 is: 21,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,945.61 : 68,927.99 = 14,354.40 : x
  2. Step 2: Convert to fraction form
    45,945.61/68,927.99 = 14,354.40/x
  3. Step 3: Cross multiply
    45,945.61x = 68,927.99 × 14,354.40
  4. Step 4: Simplify right side
    45,945.61x = 989,419,939.66
  5. Step 5: Solve for x
    x = 989,419,939.66/45,945.61
  6. Step 6: Final answer
    x = 21,534.59

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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.