Home / 45,619.32-68,465.84-19,342.52

Finding the Fourth Proportional to 45,619.32, 68,465.84 and 19,342.52

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Solution

The fourth proportional to 45,619.32, 68,465.84 and 19,342.52 is: 29,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,619.32 : 68,465.84 = 19,342.52 : x
  2. Step 2: Convert to fraction form
    45,619.32/68,465.84 = 19,342.52/x
  3. Step 3: Cross multiply
    45,619.32x = 68,465.84 × 19,342.52
  4. Step 4: Simplify right side
    45,619.32x = 1,324,301,440.48
  5. Step 5: Solve for x
    x = 1,324,301,440.48/45,619.32
  6. Step 6: Final answer
    x = 29,029.40

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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.