Home / 45,726.59-68,602.22-19,063.72

Finding the Fourth Proportional to 45,726.59, 68,602.22 and 19,063.72

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Solution

The fourth proportional to 45,726.59, 68,602.22 and 19,063.72 is: 28,600.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,726.59 : 68,602.22 = 19,063.72 : x
  2. Step 2: Convert to fraction form
    45,726.59/68,602.22 = 19,063.72/x
  3. Step 3: Cross multiply
    45,726.59x = 68,602.22 × 19,063.72
  4. Step 4: Simplify right side
    45,726.59x = 1,307,813,418.14
  5. Step 5: Solve for x
    x = 1,307,813,418.14/45,726.59
  6. Step 6: Final answer
    x = 28,600.72

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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.