Home / 44,620.15-66,947.76-19,642.68

Finding the Fourth Proportional to 44,620.15, 66,947.76 and 19,642.68

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Solution

The fourth proportional to 44,620.15, 66,947.76 and 19,642.68 is: 29,471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,620.15 : 66,947.76 = 19,642.68 : x
  2. Step 2: Convert to fraction form
    44,620.15/66,947.76 = 19,642.68/x
  3. Step 3: Cross multiply
    44,620.15x = 66,947.76 × 19,642.68
  4. Step 4: Simplify right side
    44,620.15x = 1,315,033,328.18
  5. Step 5: Solve for x
    x = 1,315,033,328.18/44,620.15
  6. Step 6: Final answer
    x = 29,471.74

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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.