Home / 27,995.10-41,985.36-9,276.81

Finding the Fourth Proportional to 27,995.10, 41,985.36 and 9,276.81

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Solution

The fourth proportional to 27,995.10, 41,985.36 and 9,276.81 is: 13,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.10 : 41,985.36 = 9,276.81 : x
  2. Step 2: Convert to fraction form
    27,995.10/41,985.36 = 9,276.81/x
  3. Step 3: Cross multiply
    27,995.10x = 41,985.36 × 9,276.81
  4. Step 4: Simplify right side
    27,995.10x = 389,490,207.50
  5. Step 5: Solve for x
    x = 389,490,207.50/27,995.10
  6. Step 6: Final answer
    x = 13,912.80

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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.