Home / 13,102.83-19,660.59-6,529.95

Finding the Fourth Proportional to 13,102.83, 19,660.59 and 6,529.95

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Solution

The fourth proportional to 13,102.83, 19,660.59 and 6,529.95 is: 9,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102.83 : 19,660.59 = 6,529.95 : x
  2. Step 2: Convert to fraction form
    13,102.83/19,660.59 = 6,529.95/x
  3. Step 3: Cross multiply
    13,102.83x = 19,660.59 × 6,529.95
  4. Step 4: Simplify right side
    13,102.83x = 128,382,669.67
  5. Step 5: Solve for x
    x = 128,382,669.67/13,102.83
  6. Step 6: Final answer
    x = 9,798.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.