Home / 27,674.24-38,187.30-15,572.39

Finding the Fourth Proportional to 27,674.24, 38,187.30 and 15,572.39

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Solution

The fourth proportional to 27,674.24, 38,187.30 and 15,572.39 is: 21,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,674.24 : 38,187.30 = 15,572.39 : x
  2. Step 2: Convert to fraction form
    27,674.24/38,187.30 = 15,572.39/x
  3. Step 3: Cross multiply
    27,674.24x = 38,187.30 × 15,572.39
  4. Step 4: Simplify right side
    27,674.24x = 594,667,308.51
  5. Step 5: Solve for x
    x = 594,667,308.51/27,674.24
  6. Step 6: Final answer
    x = 21,488.12

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Find fourth proportional to 13,837.12, 19,093.65 and 7,786.19
Half scale
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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.