Home / 48,713.76-73,075.28-13,653.32

Finding the Fourth Proportional to 48,713.76, 73,075.28 and 13,653.32

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Solution

The fourth proportional to 48,713.76, 73,075.28 and 13,653.32 is: 20,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,713.76 : 73,075.28 = 13,653.32 : x
  2. Step 2: Convert to fraction form
    48,713.76/73,075.28 = 13,653.32/x
  3. Step 3: Cross multiply
    48,713.76x = 73,075.28 × 13,653.32
  4. Step 4: Simplify right side
    48,713.76x = 997,720,181.93
  5. Step 5: Solve for x
    x = 997,720,181.93/48,713.76
  6. Step 6: Final answer
    x = 20,481.28

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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.