Home / 51,551.07-71,119.22-33,639.63

Finding the Fourth Proportional to 51,551.07, 71,119.22 and 33,639.63

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Solution

The fourth proportional to 51,551.07, 71,119.22 and 33,639.63 is: 46,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,551.07 : 71,119.22 = 33,639.63 : x
  2. Step 2: Convert to fraction form
    51,551.07/71,119.22 = 33,639.63/x
  3. Step 3: Cross multiply
    51,551.07x = 71,119.22 × 33,639.63
  4. Step 4: Simplify right side
    51,551.07x = 2,392,424,078.49
  5. Step 5: Solve for x
    x = 2,392,424,078.49/51,551.07
  6. Step 6: Final answer
    x = 46,408.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.