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Finding the Fourth Proportional to 14,716.02, 20,313.99 and 9,053.06

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Solution

The fourth proportional to 14,716.02, 20,313.99 and 9,053.06 is: 12,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.02 : 20,313.99 = 9,053.06 : x
  2. Step 2: Convert to fraction form
    14,716.02/20,313.99 = 9,053.06/x
  3. Step 3: Cross multiply
    14,716.02x = 20,313.99 × 9,053.06
  4. Step 4: Simplify right side
    14,716.02x = 183,903,821.09
  5. Step 5: Solve for x
    x = 183,903,821.09/14,716.02
  6. Step 6: Final answer
    x = 12,496.85

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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.