Home / 21,825.95-32,743.47-7,036.35

Finding the Fourth Proportional to 21,825.95, 32,743.47 and 7,036.35

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Solution

The fourth proportional to 21,825.95, 32,743.47 and 7,036.35 is: 10,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,825.95 : 32,743.47 = 7,036.35 : x
  2. Step 2: Convert to fraction form
    21,825.95/32,743.47 = 7,036.35/x
  3. Step 3: Cross multiply
    21,825.95x = 32,743.47 × 7,036.35
  4. Step 4: Simplify right side
    21,825.95x = 230,394,515.13
  5. Step 5: Solve for x
    x = 230,394,515.13/21,825.95
  6. Step 6: Final answer
    x = 10,555.99

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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.