Home / 27,431.48-37,855.42-14,856.23

Finding the Fourth Proportional to 27,431.48, 37,855.42 and 14,856.23

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Solution

The fourth proportional to 27,431.48, 37,855.42 and 14,856.23 is: 20,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,431.48 : 37,855.42 = 14,856.23 : x
  2. Step 2: Convert to fraction form
    27,431.48/37,855.42 = 14,856.23/x
  3. Step 3: Cross multiply
    27,431.48x = 37,855.42 × 14,856.23
  4. Step 4: Simplify right side
    27,431.48x = 562,388,883.76
  5. Step 5: Solve for x
    x = 562,388,883.76/27,431.48
  6. Step 6: Final answer
    x = 20,501.59

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Half scale
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Double scale
Find fourth proportional to 27,432.48, 37,856.80 and 14,857.23
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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.