Home / 39,485.10-59,251.05-14,542.68

Finding the Fourth Proportional to 39,485.10, 59,251.05 and 14,542.68

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Solution

The fourth proportional to 39,485.10, 59,251.05 and 14,542.68 is: 21,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485.10 : 59,251.05 = 14,542.68 : x
  2. Step 2: Convert to fraction form
    39,485.10/59,251.05 = 14,542.68/x
  3. Step 3: Cross multiply
    39,485.10x = 59,251.05 × 14,542.68
  4. Step 4: Simplify right side
    39,485.10x = 861,669,059.81
  5. Step 5: Solve for x
    x = 861,669,059.81/39,485.10
  6. Step 6: Final answer
    x = 21,822.64

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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.