Home / 14,261.94-19,683.81-8,522.28

Finding the Fourth Proportional to 14,261.94, 19,683.81 and 8,522.28

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Solution

The fourth proportional to 14,261.94, 19,683.81 and 8,522.28 is: 11,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.94 : 19,683.81 = 8,522.28 : x
  2. Step 2: Convert to fraction form
    14,261.94/19,683.81 = 8,522.28/x
  3. Step 3: Cross multiply
    14,261.94x = 19,683.81 × 8,522.28
  4. Step 4: Simplify right side
    14,261.94x = 167,750,940.29
  5. Step 5: Solve for x
    x = 167,750,940.29/14,261.94
  6. Step 6: Final answer
    x = 11,762.14

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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.