Home / 14,575.02-20,114.46-8,605.08

Finding the Fourth Proportional to 14,575.02, 20,114.46 and 8,605.08

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Solution

The fourth proportional to 14,575.02, 20,114.46 and 8,605.08 is: 11,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.02 : 20,114.46 = 8,605.08 : x
  2. Step 2: Convert to fraction form
    14,575.02/20,114.46 = 8,605.08/x
  3. Step 3: Cross multiply
    14,575.02x = 20,114.46 × 8,605.08
  4. Step 4: Simplify right side
    14,575.02x = 173,086,537.46
  5. Step 5: Solve for x
    x = 173,086,537.46/14,575.02
  6. Step 6: Final answer
    x = 11,875.56

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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.