Home / 18,036.62-27,058.77-10,646.58

Finding the Fourth Proportional to 18,036.62, 27,058.77 and 10,646.58

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Solution

The fourth proportional to 18,036.62, 27,058.77 and 10,646.58 is: 15,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.62 : 27,058.77 = 10,646.58 : x
  2. Step 2: Convert to fraction form
    18,036.62/27,058.77 = 10,646.58/x
  3. Step 3: Cross multiply
    18,036.62x = 27,058.77 × 10,646.58
  4. Step 4: Simplify right side
    18,036.62x = 288,083,359.51
  5. Step 5: Solve for x
    x = 288,083,359.51/18,036.62
  6. Step 6: Final answer
    x = 15,972.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.