Home / 48,591.84-72,889.68-13,534.56

Finding the Fourth Proportional to 48,591.84, 72,889.68 and 13,534.56

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Solution

The fourth proportional to 48,591.84, 72,889.68 and 13,534.56 is: 20,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,591.84 : 72,889.68 = 13,534.56 : x
  2. Step 2: Convert to fraction form
    48,591.84/72,889.68 = 13,534.56/x
  3. Step 3: Cross multiply
    48,591.84x = 72,889.68 × 13,534.56
  4. Step 4: Simplify right side
    48,591.84x = 986,529,747.34
  5. Step 5: Solve for x
    x = 986,529,747.34/48,591.84
  6. Step 6: Final answer
    x = 20,302.37

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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.