Home / 54,628.19-81,927.70-15,187.46

Finding the Fourth Proportional to 54,628.19, 81,927.70 and 15,187.46

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Solution

The fourth proportional to 54,628.19, 81,927.70 and 15,187.46 is: 22,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,628.19 : 81,927.70 = 15,187.46 : x
  2. Step 2: Convert to fraction form
    54,628.19/81,927.70 = 15,187.46/x
  3. Step 3: Cross multiply
    54,628.19x = 81,927.70 × 15,187.46
  4. Step 4: Simplify right side
    54,628.19x = 1,244,273,666.64
  5. Step 5: Solve for x
    x = 1,244,273,666.64/54,628.19
  6. Step 6: Final answer
    x = 22,777.14

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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.