Home / 27,810.23-41,721.68-9,090.02

Finding the Fourth Proportional to 27,810.23, 41,721.68 and 9,090.02

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Solution

The fourth proportional to 27,810.23, 41,721.68 and 9,090.02 is: 13,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,810.23 : 41,721.68 = 9,090.02 : x
  2. Step 2: Convert to fraction form
    27,810.23/41,721.68 = 9,090.02/x
  3. Step 3: Cross multiply
    27,810.23x = 41,721.68 × 9,090.02
  4. Step 4: Simplify right side
    27,810.23x = 379,250,860.18
  5. Step 5: Solve for x
    x = 379,250,860.18/27,810.23
  6. Step 6: Final answer
    x = 13,637.10

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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.