Home / 49,533.05-68,348.36-28,308.21

Finding the Fourth Proportional to 49,533.05, 68,348.36 and 28,308.21

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Solution

The fourth proportional to 49,533.05, 68,348.36 and 28,308.21 is: 39,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,533.05 : 68,348.36 = 28,308.21 : x
  2. Step 2: Convert to fraction form
    49,533.05/68,348.36 = 28,308.21/x
  3. Step 3: Cross multiply
    49,533.05x = 68,348.36 × 28,308.21
  4. Step 4: Simplify right side
    49,533.05x = 1,934,819,586.49
  5. Step 5: Solve for x
    x = 1,934,819,586.49/49,533.05
  6. Step 6: Final answer
    x = 39,061.19

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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.