Home / 13,329.42-19,991.69-5,927.64

Finding the Fourth Proportional to 13,329.42, 19,991.69 and 5,927.64

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Solution

The fourth proportional to 13,329.42, 19,991.69 and 5,927.64 is: 8,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.42 : 19,991.69 = 5,927.64 : x
  2. Step 2: Convert to fraction form
    13,329.42/19,991.69 = 5,927.64/x
  3. Step 3: Cross multiply
    13,329.42x = 19,991.69 × 5,927.64
  4. Step 4: Simplify right side
    13,329.42x = 118,503,541.31
  5. Step 5: Solve for x
    x = 118,503,541.31/13,329.42
  6. Step 6: Final answer
    x = 8,890.37

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1.5x scale

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.