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Finding the Fourth Proportional to 15,794.70, 23,700.29 and 6,441.63

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Solution

The fourth proportional to 15,794.70, 23,700.29 and 6,441.63 is: 9,665.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,794.70 : 23,700.29 = 6,441.63 : x
  2. Step 2: Convert to fraction form
    15,794.70/23,700.29 = 6,441.63/x
  3. Step 3: Cross multiply
    15,794.70x = 23,700.29 × 6,441.63
  4. Step 4: Simplify right side
    15,794.70x = 152,668,499.07
  5. Step 5: Solve for x
    x = 152,668,499.07/15,794.70
  6. Step 6: Final answer
    x = 9,665.81

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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.