Home / 38,559.90-53,212.28-21,563.95

Finding the Fourth Proportional to 38,559.90, 53,212.28 and 21,563.95

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Solution

The fourth proportional to 38,559.90, 53,212.28 and 21,563.95 is: 29,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,559.90 : 53,212.28 = 21,563.95 : x
  2. Step 2: Convert to fraction form
    38,559.90/53,212.28 = 21,563.95/x
  3. Step 3: Cross multiply
    38,559.90x = 53,212.28 × 21,563.95
  4. Step 4: Simplify right side
    38,559.90x = 1,147,466,866.19
  5. Step 5: Solve for x
    x = 1,147,466,866.19/38,559.90
  6. Step 6: Final answer
    x = 29,758.04

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