Home / 13,901.83-19,177.30-8,525.52

Finding the Fourth Proportional to 13,901.83, 19,177.30 and 8,525.52

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Solution

The fourth proportional to 13,901.83, 19,177.30 and 8,525.52 is: 11,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.83 : 19,177.30 = 8,525.52 : x
  2. Step 2: Convert to fraction form
    13,901.83/19,177.30 = 8,525.52/x
  3. Step 3: Cross multiply
    13,901.83x = 19,177.30 × 8,525.52
  4. Step 4: Simplify right side
    13,901.83x = 163,496,454.70
  5. Step 5: Solve for x
    x = 163,496,454.70/13,901.83
  6. Step 6: Final answer
    x = 11,760.79

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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.