Home / 14,544.08-20,070.76-8,257.36

Finding the Fourth Proportional to 14,544.08, 20,070.76 and 8,257.36

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Solution

The fourth proportional to 14,544.08, 20,070.76 and 8,257.36 is: 11,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.08 : 20,070.76 = 8,257.36 : x
  2. Step 2: Convert to fraction form
    14,544.08/20,070.76 = 8,257.36/x
  3. Step 3: Cross multiply
    14,544.08x = 20,070.76 × 8,257.36
  4. Step 4: Simplify right side
    14,544.08x = 165,731,490.79
  5. Step 5: Solve for x
    x = 165,731,490.79/14,544.08
  6. Step 6: Final answer
    x = 11,395.12

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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.