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Finding the Fourth Proportional to 49,455.63, 68,248.78 and 26,794.78

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Solution

The fourth proportional to 49,455.63, 68,248.78 and 26,794.78 is: 36,976.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,455.63 : 68,248.78 = 26,794.78 : x
  2. Step 2: Convert to fraction form
    49,455.63/68,248.78 = 26,794.78/x
  3. Step 3: Cross multiply
    49,455.63x = 68,248.78 × 26,794.78
  4. Step 4: Simplify right side
    49,455.63x = 1,828,710,807.76
  5. Step 5: Solve for x
    x = 1,828,710,807.76/49,455.63
  6. Step 6: Final answer
    x = 36,976.80

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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.