Home / 15,559.98-21,468.96-8,844

Finding the Fourth Proportional to 15,559.98, 21,468.96 and 8,844

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Solution

The fourth proportional to 15,559.98, 21,468.96 and 8,844 is: 12,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559.98 : 21,468.96 = 8,844 : x
  2. Step 2: Convert to fraction form
    15,559.98/21,468.96 = 8,844/x
  3. Step 3: Cross multiply
    15,559.98x = 21,468.96 × 8,844
  4. Step 4: Simplify right side
    15,559.98x = 189,871,482.24
  5. Step 5: Solve for x
    x = 189,871,482.24/15,559.98
  6. Step 6: Final answer
    x = 12,202.55

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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.