Home / 19,762.44-27,259.68-13,791.92

Finding the Fourth Proportional to 19,762.44, 27,259.68 and 13,791.92

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Solution

The fourth proportional to 19,762.44, 27,259.68 and 13,791.92 is: 19,024.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.44 : 27,259.68 = 13,791.92 : x
  2. Step 2: Convert to fraction form
    19,762.44/27,259.68 = 13,791.92/x
  3. Step 3: Cross multiply
    19,762.44x = 27,259.68 × 13,791.92
  4. Step 4: Simplify right side
    19,762.44x = 375,963,325.79
  5. Step 5: Solve for x
    x = 375,963,325.79/19,762.44
  6. Step 6: Final answer
    x = 19,024.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.