Home / 27,775.60-41,663.40-6,999.10

Finding the Fourth Proportional to 27,775.60, 41,663.40 and 6,999.10

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Solution

The fourth proportional to 27,775.60, 41,663.40 and 6,999.10 is: 10,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,775.60 : 41,663.40 = 6,999.10 : x
  2. Step 2: Convert to fraction form
    27,775.60/41,663.40 = 6,999.10/x
  3. Step 3: Cross multiply
    27,775.60x = 41,663.40 × 6,999.10
  4. Step 4: Simplify right side
    27,775.60x = 291,606,302.94
  5. Step 5: Solve for x
    x = 291,606,302.94/27,775.60
  6. Step 6: Final answer
    x = 10,498.65

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Similar ratio
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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.