Home / 13,791.48-19,032.36-7,823.16

Finding the Fourth Proportional to 13,791.48, 19,032.36 and 7,823.16

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Solution

The fourth proportional to 13,791.48, 19,032.36 and 7,823.16 is: 10,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.48 : 19,032.36 = 7,823.16 : x
  2. Step 2: Convert to fraction form
    13,791.48/19,032.36 = 7,823.16/x
  3. Step 3: Cross multiply
    13,791.48x = 19,032.36 × 7,823.16
  4. Step 4: Simplify right side
    13,791.48x = 148,893,197.46
  5. Step 5: Solve for x
    x = 148,893,197.46/13,791.48
  6. Step 6: Final answer
    x = 10,796.03

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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.