Home / 21,584.93-29,791.80-14,507.26

Finding the Fourth Proportional to 21,584.93, 29,791.80 and 14,507.26

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Solution

The fourth proportional to 21,584.93, 29,791.80 and 14,507.26 is: 20,023.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.93 : 29,791.80 = 14,507.26 : x
  2. Step 2: Convert to fraction form
    21,584.93/29,791.80 = 14,507.26/x
  3. Step 3: Cross multiply
    21,584.93x = 29,791.80 × 14,507.26
  4. Step 4: Simplify right side
    21,584.93x = 432,197,313.99
  5. Step 5: Solve for x
    x = 432,197,313.99/21,584.93
  6. Step 6: Final answer
    x = 20,023.11

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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.