Home / 14,470.20-21,713.93-6,464.34

Finding the Fourth Proportional to 14,470.20, 21,713.93 and 6,464.34

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Solution

The fourth proportional to 14,470.20, 21,713.93 and 6,464.34 is: 9,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.20 : 21,713.93 = 6,464.34 : x
  2. Step 2: Convert to fraction form
    14,470.20/21,713.93 = 6,464.34/x
  3. Step 3: Cross multiply
    14,470.20x = 21,713.93 × 6,464.34
  4. Step 4: Simplify right side
    14,470.20x = 140,366,193.93
  5. Step 5: Solve for x
    x = 140,366,193.93/14,470.20
  6. Step 6: Final answer
    x = 9,700.36

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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.