Home / 44,801.68-67,212.54-13,639.36

Finding the Fourth Proportional to 44,801.68, 67,212.54 and 13,639.36

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Solution

The fourth proportional to 44,801.68, 67,212.54 and 13,639.36 is: 20,462.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,801.68 : 67,212.54 = 13,639.36 : x
  2. Step 2: Convert to fraction form
    44,801.68/67,212.54 = 13,639.36/x
  3. Step 3: Cross multiply
    44,801.68x = 67,212.54 × 13,639.36
  4. Step 4: Simplify right side
    44,801.68x = 916,736,029.57
  5. Step 5: Solve for x
    x = 916,736,029.57/44,801.68
  6. Step 6: Final answer
    x = 20,462.09

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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.