Home / 19,171.99-26,453.28-12,094.31

Finding the Fourth Proportional to 19,171.99, 26,453.28 and 12,094.31

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Solution

The fourth proportional to 19,171.99, 26,453.28 and 12,094.31 is: 16,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.99 : 26,453.28 = 12,094.31 : x
  2. Step 2: Convert to fraction form
    19,171.99/26,453.28 = 12,094.31/x
  3. Step 3: Cross multiply
    19,171.99x = 26,453.28 × 12,094.31
  4. Step 4: Simplify right side
    19,171.99x = 319,934,280.32
  5. Step 5: Solve for x
    x = 319,934,280.32/19,171.99
  6. Step 6: Final answer
    x = 16,687.59

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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.