Home / 49,648.36-68,507.09-29,497.78

Finding the Fourth Proportional to 49,648.36, 68,507.09 and 29,497.78

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Solution

The fourth proportional to 49,648.36, 68,507.09 and 29,497.78 is: 40,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,648.36 : 68,507.09 = 29,497.78 : x
  2. Step 2: Convert to fraction form
    49,648.36/68,507.09 = 29,497.78/x
  3. Step 3: Cross multiply
    49,648.36x = 68,507.09 × 29,497.78
  4. Step 4: Simplify right side
    49,648.36x = 2,020,807,143.00
  5. Step 5: Solve for x
    x = 2,020,807,143.00/49,648.36
  6. Step 6: Final answer
    x = 40,702.40

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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.