Home / 14,823.99-20,459.07-8,452.89

Finding the Fourth Proportional to 14,823.99, 20,459.07 and 8,452.89

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Solution

The fourth proportional to 14,823.99, 20,459.07 and 8,452.89 is: 11,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,823.99 : 20,459.07 = 8,452.89 : x
  2. Step 2: Convert to fraction form
    14,823.99/20,459.07 = 8,452.89/x
  3. Step 3: Cross multiply
    14,823.99x = 20,459.07 × 8,452.89
  4. Step 4: Simplify right side
    14,823.99x = 172,938,268.21
  5. Step 5: Solve for x
    x = 172,938,268.21/14,823.99
  6. Step 6: Final answer
    x = 11,666.11

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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.