Home / 34,171.34-47,155.38-20,033.60

Finding the Fourth Proportional to 34,171.34, 47,155.38 and 20,033.60

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Solution

The fourth proportional to 34,171.34, 47,155.38 and 20,033.60 is: 27,645.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,171.34 : 47,155.38 = 20,033.60 : x
  2. Step 2: Convert to fraction form
    34,171.34/47,155.38 = 20,033.60/x
  3. Step 3: Cross multiply
    34,171.34x = 47,155.38 × 20,033.60
  4. Step 4: Simplify right side
    34,171.34x = 944,692,020.77
  5. Step 5: Solve for x
    x = 944,692,020.77/34,171.34
  6. Step 6: Final answer
    x = 27,645.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.