Home / 14,021.29-19,352.37-8,056.25

Finding the Fourth Proportional to 14,021.29, 19,352.37 and 8,056.25

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Solution

The fourth proportional to 14,021.29, 19,352.37 and 8,056.25 is: 11,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.29 : 19,352.37 = 8,056.25 : x
  2. Step 2: Convert to fraction form
    14,021.29/19,352.37 = 8,056.25/x
  3. Step 3: Cross multiply
    14,021.29x = 19,352.37 × 8,056.25
  4. Step 4: Simplify right side
    14,021.29x = 155,907,530.81
  5. Step 5: Solve for x
    x = 155,907,530.81/14,021.29
  6. Step 6: Final answer
    x = 11,119.34

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1.5x scale

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.