Home / 49,515.77-74,320.81-30,738.98

Finding the Fourth Proportional to 49,515.77, 74,320.81 and 30,738.98

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Solution

The fourth proportional to 49,515.77, 74,320.81 and 30,738.98 is: 46,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,515.77 : 74,320.81 = 30,738.98 : x
  2. Step 2: Convert to fraction form
    49,515.77/74,320.81 = 30,738.98/x
  3. Step 3: Cross multiply
    49,515.77x = 74,320.81 × 30,738.98
  4. Step 4: Simplify right side
    49,515.77x = 2,284,545,443.72
  5. Step 5: Solve for x
    x = 2,284,545,443.72/49,515.77
  6. Step 6: Final answer
    x = 46,137.74

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1.5x scale

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.