Home / 14,820.49-20,452.93-8,534.89

Finding the Fourth Proportional to 14,820.49, 20,452.93 and 8,534.89

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Solution

The fourth proportional to 14,820.49, 20,452.93 and 8,534.89 is: 11,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820.49 : 20,452.93 = 8,534.89 : x
  2. Step 2: Convert to fraction form
    14,820.49/20,452.93 = 8,534.89/x
  3. Step 3: Cross multiply
    14,820.49x = 20,452.93 × 8,534.89
  4. Step 4: Simplify right side
    14,820.49x = 174,563,559.97
  5. Step 5: Solve for x
    x = 174,563,559.97/14,820.49
  6. Step 6: Final answer
    x = 11,778.53

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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.