Home / 14,505.52-20,018.16-8,045.32

Finding the Fourth Proportional to 14,505.52, 20,018.16 and 8,045.32

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Solution

The fourth proportional to 14,505.52, 20,018.16 and 8,045.32 is: 11,102.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,505.52 : 20,018.16 = 8,045.32 : x
  2. Step 2: Convert to fraction form
    14,505.52/20,018.16 = 8,045.32/x
  3. Step 3: Cross multiply
    14,505.52x = 20,018.16 × 8,045.32
  4. Step 4: Simplify right side
    14,505.52x = 161,052,503.01
  5. Step 5: Solve for x
    x = 161,052,503.01/14,505.52
  6. Step 6: Final answer
    x = 11,102.84

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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.