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Finding the Fourth Proportional to 14,502.71, 20,006.62 and 9,464.60

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Solution

The fourth proportional to 14,502.71, 20,006.62 and 9,464.60 is: 13,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.71 : 20,006.62 = 9,464.60 : x
  2. Step 2: Convert to fraction form
    14,502.71/20,006.62 = 9,464.60/x
  3. Step 3: Cross multiply
    14,502.71x = 20,006.62 × 9,464.60
  4. Step 4: Simplify right side
    14,502.71x = 189,354,655.65
  5. Step 5: Solve for x
    x = 189,354,655.65/14,502.71
  6. Step 6: Final answer
    x = 13,056.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.