Home / 27,935.98-38,558.91-18,501.10

Finding the Fourth Proportional to 27,935.98, 38,558.91 and 18,501.10

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Solution

The fourth proportional to 27,935.98, 38,558.91 and 18,501.10 is: 25,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,935.98 : 38,558.91 = 18,501.10 : x
  2. Step 2: Convert to fraction form
    27,935.98/38,558.91 = 18,501.10/x
  3. Step 3: Cross multiply
    27,935.98x = 38,558.91 × 18,501.10
  4. Step 4: Simplify right side
    27,935.98x = 713,382,249.80
  5. Step 5: Solve for x
    x = 713,382,249.80/27,935.98
  6. Step 6: Final answer
    x = 25,536.32

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Double scale
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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.