Home / 32,090.58-48,157.74-19,278.54

Finding the Fourth Proportional to 32,090.58, 48,157.74 and 19,278.54

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Solution

The fourth proportional to 32,090.58, 48,157.74 and 19,278.54 is: 28,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,090.58 : 48,157.74 = 19,278.54 : x
  2. Step 2: Convert to fraction form
    32,090.58/48,157.74 = 19,278.54/x
  3. Step 3: Cross multiply
    32,090.58x = 48,157.74 × 19,278.54
  4. Step 4: Simplify right side
    32,090.58x = 928,410,916.90
  5. Step 5: Solve for x
    x = 928,410,916.90/32,090.58
  6. Step 6: Final answer
    x = 28,930.95

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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.