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Finding the Fourth Proportional to 27,224.39, 40,777.04 and 19,302.89

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Solution

The fourth proportional to 27,224.39, 40,777.04 and 19,302.89 is: 28,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,224.39 : 40,777.04 = 19,302.89 : x
  2. Step 2: Convert to fraction form
    27,224.39/40,777.04 = 19,302.89/x
  3. Step 3: Cross multiply
    27,224.39x = 40,777.04 × 19,302.89
  4. Step 4: Simplify right side
    27,224.39x = 787,114,417.25
  5. Step 5: Solve for x
    x = 787,114,417.25/27,224.39
  6. Step 6: Final answer
    x = 28,912.11

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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.