Home / 49,639.15-68,501.73-26,978.32

Finding the Fourth Proportional to 49,639.15, 68,501.73 and 26,978.32

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Solution

The fourth proportional to 49,639.15, 68,501.73 and 26,978.32 is: 37,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639.15 : 68,501.73 = 26,978.32 : x
  2. Step 2: Convert to fraction form
    49,639.15/68,501.73 = 26,978.32/x
  3. Step 3: Cross multiply
    49,639.15x = 68,501.73 × 26,978.32
  4. Step 4: Simplify right side
    49,639.15x = 1,848,061,592.49
  5. Step 5: Solve for x
    x = 1,848,061,592.49/49,639.15
  6. Step 6: Final answer
    x = 37,229.92

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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.