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Finding the Fourth Proportional to 14,028.84, 19,359 and 8,062.02

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Solution

The fourth proportional to 14,028.84, 19,359 and 8,062.02 is: 11,125.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.84 : 19,359 = 8,062.02 : x
  2. Step 2: Convert to fraction form
    14,028.84/19,359 = 8,062.02/x
  3. Step 3: Cross multiply
    14,028.84x = 19,359 × 8,062.02
  4. Step 4: Simplify right side
    14,028.84x = 156,072,645.18
  5. Step 5: Solve for x
    x = 156,072,645.18/14,028.84
  6. Step 6: Final answer
    x = 11,125.13

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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.