Home / 14,902.02-20,563.79-8,187.93

Finding the Fourth Proportional to 14,902.02, 20,563.79 and 8,187.93

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Solution

The fourth proportional to 14,902.02, 20,563.79 and 8,187.93 is: 11,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.02 : 20,563.79 = 8,187.93 : x
  2. Step 2: Convert to fraction form
    14,902.02/20,563.79 = 8,187.93/x
  3. Step 3: Cross multiply
    14,902.02x = 20,563.79 × 8,187.93
  4. Step 4: Simplify right side
    14,902.02x = 168,374,832.12
  5. Step 5: Solve for x
    x = 168,374,832.12/14,902.02
  6. Step 6: Final answer
    x = 11,298.79

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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.