Home / 14,776.56-20,391.21-8,062.32

Finding the Fourth Proportional to 14,776.56, 20,391.21 and 8,062.32

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Solution

The fourth proportional to 14,776.56, 20,391.21 and 8,062.32 is: 11,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.56 : 20,391.21 = 8,062.32 : x
  2. Step 2: Convert to fraction form
    14,776.56/20,391.21 = 8,062.32/x
  3. Step 3: Cross multiply
    14,776.56x = 20,391.21 × 8,062.32
  4. Step 4: Simplify right side
    14,776.56x = 164,400,460.21
  5. Step 5: Solve for x
    x = 164,400,460.21/14,776.56
  6. Step 6: Final answer
    x = 11,125.76

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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.