Home / 32,478.38-48,576.84-19,119.54

Finding the Fourth Proportional to 32,478.38, 48,576.84 and 19,119.54

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Solution

The fourth proportional to 32,478.38, 48,576.84 and 19,119.54 is: 28,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,478.38 : 48,576.84 = 19,119.54 : x
  2. Step 2: Convert to fraction form
    32,478.38/48,576.84 = 19,119.54/x
  3. Step 3: Cross multiply
    32,478.38x = 48,576.84 × 19,119.54
  4. Step 4: Simplify right side
    32,478.38x = 928,766,835.45
  5. Step 5: Solve for x
    x = 928,766,835.45/32,478.38
  6. Step 6: Final answer
    x = 28,596.46

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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.