Home / 39,179.63-58,769.30-14,219.64

Finding the Fourth Proportional to 39,179.63, 58,769.30 and 14,219.64

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Solution

The fourth proportional to 39,179.63, 58,769.30 and 14,219.64 is: 21,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.63 : 58,769.30 = 14,219.64 : x
  2. Step 2: Convert to fraction form
    39,179.63/58,769.30 = 14,219.64/x
  3. Step 3: Cross multiply
    39,179.63x = 58,769.30 × 14,219.64
  4. Step 4: Simplify right side
    39,179.63x = 835,678,324.60
  5. Step 5: Solve for x
    x = 835,678,324.60/39,179.63
  6. Step 6: Final answer
    x = 21,329.41

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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.