Home / 27,663.60-41,495.40-6,887.10

Finding the Fourth Proportional to 27,663.60, 41,495.40 and 6,887.10

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Solution

The fourth proportional to 27,663.60, 41,495.40 and 6,887.10 is: 10,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.60 : 41,495.40 = 6,887.10 : x
  2. Step 2: Convert to fraction form
    27,663.60/41,495.40 = 6,887.10/x
  3. Step 3: Cross multiply
    27,663.60x = 41,495.40 × 6,887.10
  4. Step 4: Simplify right side
    27,663.60x = 285,782,969.34
  5. Step 5: Solve for x
    x = 285,782,969.34/27,663.60
  6. Step 6: Final answer
    x = 10,330.65

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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.