Home / 19,827.05-27,361.69-10,874.00

Finding the Fourth Proportional to 19,827.05, 27,361.69 and 10,874.00

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Solution

The fourth proportional to 19,827.05, 27,361.69 and 10,874.00 is: 15,006.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.05 : 27,361.69 = 10,874.00 : x
  2. Step 2: Convert to fraction form
    19,827.05/27,361.69 = 10,874.00/x
  3. Step 3: Cross multiply
    19,827.05x = 27,361.69 × 10,874.00
  4. Step 4: Simplify right side
    19,827.05x = 297,531,058.28
  5. Step 5: Solve for x
    x = 297,531,058.28/19,827.05
  6. Step 6: Final answer
    x = 15,006.32

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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.