Home / 48,554.64-72,816.84-18,964.26

Finding the Fourth Proportional to 48,554.64, 72,816.84 and 18,964.26

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Solution

The fourth proportional to 48,554.64, 72,816.84 and 18,964.26 is: 28,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,554.64 : 72,816.84 = 18,964.26 : x
  2. Step 2: Convert to fraction form
    48,554.64/72,816.84 = 18,964.26/x
  3. Step 3: Cross multiply
    48,554.64x = 72,816.84 × 18,964.26
  4. Step 4: Simplify right side
    48,554.64x = 1,380,917,486.14
  5. Step 5: Solve for x
    x = 1,380,917,486.14/48,554.64
  6. Step 6: Final answer
    x = 28,440.48

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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.