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Finding the Fourth Proportional to 14,734.51, 20,333.03 and 8,020.22

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Solution

The fourth proportional to 14,734.51, 20,333.03 and 8,020.22 is: 11,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.51 : 20,333.03 = 8,020.22 : x
  2. Step 2: Convert to fraction form
    14,734.51/20,333.03 = 8,020.22/x
  3. Step 3: Cross multiply
    14,734.51x = 20,333.03 × 8,020.22
  4. Step 4: Simplify right side
    14,734.51x = 163,075,232.10
  5. Step 5: Solve for x
    x = 163,075,232.10/14,734.51
  6. Step 6: Final answer
    x = 11,067.57

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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.