Home / 18,559.13-27,840.31-4,708.13

Finding the Fourth Proportional to 18,559.13, 27,840.31 and 4,708.13

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Solution

The fourth proportional to 18,559.13, 27,840.31 and 4,708.13 is: 7,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559.13 : 27,840.31 = 4,708.13 : x
  2. Step 2: Convert to fraction form
    18,559.13/27,840.31 = 4,708.13/x
  3. Step 3: Cross multiply
    18,559.13x = 27,840.31 × 4,708.13
  4. Step 4: Simplify right side
    18,559.13x = 131,075,647.75
  5. Step 5: Solve for x
    x = 131,075,647.75/18,559.13
  6. Step 6: Final answer
    x = 7,062.60

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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.