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Finding the Fourth Proportional to 14,497.65, 20,000.93 and 11,134.53

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Solution

The fourth proportional to 14,497.65, 20,000.93 and 11,134.53 is: 15,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.65 : 20,000.93 = 11,134.53 : x
  2. Step 2: Convert to fraction form
    14,497.65/20,000.93 = 11,134.53/x
  3. Step 3: Cross multiply
    14,497.65x = 20,000.93 × 11,134.53
  4. Step 4: Simplify right side
    14,497.65x = 222,700,899.44
  5. Step 5: Solve for x
    x = 222,700,899.44/14,497.65
  6. Step 6: Final answer
    x = 15,361.17

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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.