Home / 54,870.32-82,232.58-19,776.26

Finding the Fourth Proportional to 54,870.32, 82,232.58 and 19,776.26

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Solution

The fourth proportional to 54,870.32, 82,232.58 and 19,776.26 is: 29,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,870.32 : 82,232.58 = 19,776.26 : x
  2. Step 2: Convert to fraction form
    54,870.32/82,232.58 = 19,776.26/x
  3. Step 3: Cross multiply
    54,870.32x = 82,232.58 × 19,776.26
  4. Step 4: Simplify right side
    54,870.32x = 1,626,252,882.55
  5. Step 5: Solve for x
    x = 1,626,252,882.55/54,870.32
  6. Step 6: Final answer
    x = 29,638.12

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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.