Home / 34,171.04-47,145.48-20,023.76

Finding the Fourth Proportional to 34,171.04, 47,145.48 and 20,023.76

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Solution

The fourth proportional to 34,171.04, 47,145.48 and 20,023.76 is: 27,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,171.04 : 47,145.48 = 20,023.76 : x
  2. Step 2: Convert to fraction form
    34,171.04/47,145.48 = 20,023.76/x
  3. Step 3: Cross multiply
    34,171.04x = 47,145.48 × 20,023.76
  4. Step 4: Simplify right side
    34,171.04x = 944,029,776.60
  5. Step 5: Solve for x
    x = 944,029,776.60/34,171.04
  6. Step 6: Final answer
    x = 27,626.60

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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.