Home / 25,326.24-34,897.68-21,536.16

Finding the Fourth Proportional to 25,326.24, 34,897.68 and 21,536.16

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Solution

The fourth proportional to 25,326.24, 34,897.68 and 21,536.16 is: 29,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.24 : 34,897.68 = 21,536.16 : x
  2. Step 2: Convert to fraction form
    25,326.24/34,897.68 = 21,536.16/x
  3. Step 3: Cross multiply
    25,326.24x = 34,897.68 × 21,536.16
  4. Step 4: Simplify right side
    25,326.24x = 751,562,020.11
  5. Step 5: Solve for x
    x = 751,562,020.11/25,326.24
  6. Step 6: Final answer
    x = 29,675.23

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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.