Home / 14,638.41-21,955.41-5,402.25

Finding the Fourth Proportional to 14,638.41, 21,955.41 and 5,402.25

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Solution

The fourth proportional to 14,638.41, 21,955.41 and 5,402.25 is: 8,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.41 : 21,955.41 = 5,402.25 : x
  2. Step 2: Convert to fraction form
    14,638.41/21,955.41 = 5,402.25/x
  3. Step 3: Cross multiply
    14,638.41x = 21,955.41 × 5,402.25
  4. Step 4: Simplify right side
    14,638.41x = 118,608,613.67
  5. Step 5: Solve for x
    x = 118,608,613.67/14,638.41
  6. Step 6: Final answer
    x = 8,102.56

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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.