Home / 14,427.08-19,906.80-8,760.69

Finding the Fourth Proportional to 14,427.08, 19,906.80 and 8,760.69

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Solution

The fourth proportional to 14,427.08, 19,906.80 and 8,760.69 is: 12,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.08 : 19,906.80 = 8,760.69 : x
  2. Step 2: Convert to fraction form
    14,427.08/19,906.80 = 8,760.69/x
  3. Step 3: Cross multiply
    14,427.08x = 19,906.80 × 8,760.69
  4. Step 4: Simplify right side
    14,427.08x = 174,397,303.69
  5. Step 5: Solve for x
    x = 174,397,303.69/14,427.08
  6. Step 6: Final answer
    x = 12,088.20

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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.