Home / 14,871.36-20,522.52-8,583.72

Finding the Fourth Proportional to 14,871.36, 20,522.52 and 8,583.72

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Solution

The fourth proportional to 14,871.36, 20,522.52 and 8,583.72 is: 11,845.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.36 : 20,522.52 = 8,583.72 : x
  2. Step 2: Convert to fraction form
    14,871.36/20,522.52 = 8,583.72/x
  3. Step 3: Cross multiply
    14,871.36x = 20,522.52 × 8,583.72
  4. Step 4: Simplify right side
    14,871.36x = 176,159,565.37
  5. Step 5: Solve for x
    x = 176,159,565.37/14,871.36
  6. Step 6: Final answer
    x = 11,845.56

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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.