Home / 12,835.21-19,252.59-6,591.55

Finding the Fourth Proportional to 12,835.21, 19,252.59 and 6,591.55

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Solution

The fourth proportional to 12,835.21, 19,252.59 and 6,591.55 is: 9,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.21 : 19,252.59 = 6,591.55 : x
  2. Step 2: Convert to fraction form
    12,835.21/19,252.59 = 6,591.55/x
  3. Step 3: Cross multiply
    12,835.21x = 19,252.59 × 6,591.55
  4. Step 4: Simplify right side
    12,835.21x = 126,904,427.01
  5. Step 5: Solve for x
    x = 126,904,427.01/12,835.21
  6. Step 6: Final answer
    x = 9,887.21

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1.5x scale

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.