Home / 13,328.65-19,964.21-6,298.05

Finding the Fourth Proportional to 13,328.65, 19,964.21 and 6,298.05

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Solution

The fourth proportional to 13,328.65, 19,964.21 and 6,298.05 is: 9,433.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,328.65 : 19,964.21 = 6,298.05 : x
  2. Step 2: Convert to fraction form
    13,328.65/19,964.21 = 6,298.05/x
  3. Step 3: Cross multiply
    13,328.65x = 19,964.21 × 6,298.05
  4. Step 4: Simplify right side
    13,328.65x = 125,735,592.79
  5. Step 5: Solve for x
    x = 125,735,592.79/13,328.65
  6. Step 6: Final answer
    x = 9,433.49

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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.