Home / 49,586.48-68,426.88-28,072.88

Finding the Fourth Proportional to 49,586.48, 68,426.88 and 28,072.88

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Solution

The fourth proportional to 49,586.48, 68,426.88 and 28,072.88 is: 38,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,586.48 : 68,426.88 = 28,072.88 : x
  2. Step 2: Convert to fraction form
    49,586.48/68,426.88 = 28,072.88/x
  3. Step 3: Cross multiply
    49,586.48x = 68,426.88 × 28,072.88
  4. Step 4: Simplify right side
    49,586.48x = 1,920,939,591.01
  5. Step 5: Solve for x
    x = 1,920,939,591.01/49,586.48
  6. Step 6: Final answer
    x = 38,739.18

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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.