Home / 58,362.28-87,557.27-18,919.42

Finding the Fourth Proportional to 58,362.28, 87,557.27 and 18,919.42

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Solution

The fourth proportional to 58,362.28, 87,557.27 and 18,919.42 is: 28,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,362.28 : 87,557.27 = 18,919.42 : x
  2. Step 2: Convert to fraction form
    58,362.28/87,557.27 = 18,919.42/x
  3. Step 3: Cross multiply
    58,362.28x = 87,557.27 × 18,919.42
  4. Step 4: Simplify right side
    58,362.28x = 1,656,532,765.18
  5. Step 5: Solve for x
    x = 1,656,532,765.18/58,362.28
  6. Step 6: Final answer
    x = 28,383.62

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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.