Home / 50,275.64-69,382.08-28,768.94

Finding the Fourth Proportional to 50,275.64, 69,382.08 and 28,768.94

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Solution

The fourth proportional to 50,275.64, 69,382.08 and 28,768.94 is: 39,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,275.64 : 69,382.08 = 28,768.94 : x
  2. Step 2: Convert to fraction form
    50,275.64/69,382.08 = 28,768.94/x
  3. Step 3: Cross multiply
    50,275.64x = 69,382.08 × 28,768.94
  4. Step 4: Simplify right side
    50,275.64x = 1,996,048,896.60
  5. Step 5: Solve for x
    x = 1,996,048,896.60/50,275.64
  6. Step 6: Final answer
    x = 39,702.11

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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.