Home / 14,072.72-19,398.02-11,083.82

Finding the Fourth Proportional to 14,072.72, 19,398.02 and 11,083.82

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Solution

The fourth proportional to 14,072.72, 19,398.02 and 11,083.82 is: 15,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.72 : 19,398.02 = 11,083.82 : x
  2. Step 2: Convert to fraction form
    14,072.72/19,398.02 = 11,083.82/x
  3. Step 3: Cross multiply
    14,072.72x = 19,398.02 × 11,083.82
  4. Step 4: Simplify right side
    14,072.72x = 215,004,009.63
  5. Step 5: Solve for x
    x = 215,004,009.63/14,072.72
  6. Step 6: Final answer
    x = 15,278.08

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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.