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Finding the Fourth Proportional to 49,133.94, 67,804.48 and 27,913.20

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Solution

The fourth proportional to 49,133.94, 67,804.48 and 27,913.20 is: 38,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,133.94 : 67,804.48 = 27,913.20 : x
  2. Step 2: Convert to fraction form
    49,133.94/67,804.48 = 27,913.20/x
  3. Step 3: Cross multiply
    49,133.94x = 67,804.48 × 27,913.20
  4. Step 4: Simplify right side
    49,133.94x = 1,892,640,011.14
  5. Step 5: Solve for x
    x = 1,892,640,011.14/49,133.94
  6. Step 6: Final answer
    x = 38,520.01

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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.