Home / 27,812.84-41,717.93-9,090.50

Finding the Fourth Proportional to 27,812.84, 41,717.93 and 9,090.50

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Solution

The fourth proportional to 27,812.84, 41,717.93 and 9,090.50 is: 13,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,812.84 : 41,717.93 = 9,090.50 : x
  2. Step 2: Convert to fraction form
    27,812.84/41,717.93 = 9,090.50/x
  3. Step 3: Cross multiply
    27,812.84x = 41,717.93 × 9,090.50
  4. Step 4: Simplify right side
    27,812.84x = 379,236,588.62
  5. Step 5: Solve for x
    x = 379,236,588.62/27,812.84
  6. Step 6: Final answer
    x = 13,635.31

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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.