Home / 23,109.40-34,661.42-6,470.76

Finding the Fourth Proportional to 23,109.40, 34,661.42 and 6,470.76

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Solution

The fourth proportional to 23,109.40, 34,661.42 and 6,470.76 is: 9,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109.40 : 34,661.42 = 6,470.76 : x
  2. Step 2: Convert to fraction form
    23,109.40/34,661.42 = 6,470.76/x
  3. Step 3: Cross multiply
    23,109.40x = 34,661.42 × 6,470.76
  4. Step 4: Simplify right side
    23,109.40x = 224,285,697.73
  5. Step 5: Solve for x
    x = 224,285,697.73/23,109.40
  6. Step 6: Final answer
    x = 9,705.39

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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.