Home / 14,146.14-19,513.05-10,172.64

Finding the Fourth Proportional to 14,146.14, 19,513.05 and 10,172.64

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Solution

The fourth proportional to 14,146.14, 19,513.05 and 10,172.64 is: 14,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.14 : 19,513.05 = 10,172.64 : x
  2. Step 2: Convert to fraction form
    14,146.14/19,513.05 = 10,172.64/x
  3. Step 3: Cross multiply
    14,146.14x = 19,513.05 × 10,172.64
  4. Step 4: Simplify right side
    14,146.14x = 198,499,232.95
  5. Step 5: Solve for x
    x = 198,499,232.95/14,146.14
  6. Step 6: Final answer
    x = 14,032.04

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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.