Home / 34,193.20-51,289.80-27,972.40

Finding the Fourth Proportional to 34,193.20, 51,289.80 and 27,972.40

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Solution

The fourth proportional to 34,193.20, 51,289.80 and 27,972.40 is: 41,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,193.20 : 51,289.80 = 27,972.40 : x
  2. Step 2: Convert to fraction form
    34,193.20/51,289.80 = 27,972.40/x
  3. Step 3: Cross multiply
    34,193.20x = 51,289.80 × 27,972.40
  4. Step 4: Simplify right side
    34,193.20x = 1,434,698,801.52
  5. Step 5: Solve for x
    x = 1,434,698,801.52/34,193.20
  6. Step 6: Final answer
    x = 41,958.60

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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.