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Finding the Fourth Proportional to 14,466.66, 21,685.11 and 6,574.67

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Solution

The fourth proportional to 14,466.66, 21,685.11 and 6,574.67 is: 9,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,466.66 : 21,685.11 = 6,574.67 : x
  2. Step 2: Convert to fraction form
    14,466.66/21,685.11 = 6,574.67/x
  3. Step 3: Cross multiply
    14,466.66x = 21,685.11 × 6,574.67
  4. Step 4: Simplify right side
    14,466.66x = 142,572,300.86
  5. Step 5: Solve for x
    x = 142,572,300.86/14,466.66
  6. Step 6: Final answer
    x = 9,855.23

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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.