Home / 49,531.12-68,336.30-28,295.34

Finding the Fourth Proportional to 49,531.12, 68,336.30 and 28,295.34

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Solution

The fourth proportional to 49,531.12, 68,336.30 and 28,295.34 is: 39,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.12 : 68,336.30 = 28,295.34 : x
  2. Step 2: Convert to fraction form
    49,531.12/68,336.30 = 28,295.34/x
  3. Step 3: Cross multiply
    49,531.12x = 68,336.30 × 28,295.34
  4. Step 4: Simplify right side
    49,531.12x = 1,933,598,842.84
  5. Step 5: Solve for x
    x = 1,933,598,842.84/49,531.12
  6. Step 6: Final answer
    x = 39,038.06

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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.