Home / 49,686.78-68,567.70-28,466.13

Finding the Fourth Proportional to 49,686.78, 68,567.70 and 28,466.13

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Solution

The fourth proportional to 49,686.78, 68,567.70 and 28,466.13 is: 39,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,686.78 : 68,567.70 = 28,466.13 : x
  2. Step 2: Convert to fraction form
    49,686.78/68,567.70 = 28,466.13/x
  3. Step 3: Cross multiply
    49,686.78x = 68,567.70 × 28,466.13
  4. Step 4: Simplify right side
    49,686.78x = 1,951,857,062.00
  5. Step 5: Solve for x
    x = 1,951,857,062.00/49,686.78
  6. Step 6: Final answer
    x = 39,283.23

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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.