Home / 46,949.92-70,376.82-20,649.76

Finding the Fourth Proportional to 46,949.92, 70,376.82 and 20,649.76

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Solution

The fourth proportional to 46,949.92, 70,376.82 and 20,649.76 is: 30,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,949.92 : 70,376.82 = 20,649.76 : x
  2. Step 2: Convert to fraction form
    46,949.92/70,376.82 = 20,649.76/x
  3. Step 3: Cross multiply
    46,949.92x = 70,376.82 × 20,649.76
  4. Step 4: Simplify right side
    46,949.92x = 1,453,264,442.56
  5. Step 5: Solve for x
    x = 1,453,264,442.56/46,949.92
  6. Step 6: Final answer
    x = 30,953.50

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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.