Home / 49,505.10-74,330.55-38,424.30

Finding the Fourth Proportional to 49,505.10, 74,330.55 and 38,424.30

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Solution

The fourth proportional to 49,505.10, 74,330.55 and 38,424.30 is: 57,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,505.10 : 74,330.55 = 38,424.30 : x
  2. Step 2: Convert to fraction form
    49,505.10/74,330.55 = 38,424.30/x
  3. Step 3: Cross multiply
    49,505.10x = 74,330.55 × 38,424.30
  4. Step 4: Simplify right side
    49,505.10x = 2,856,099,352.37
  5. Step 5: Solve for x
    x = 2,856,099,352.37/49,505.10
  6. Step 6: Final answer
    x = 57,693.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.