Home / 19,007-26,229.70-12,734.36

Finding the Fourth Proportional to 19,007, 26,229.70 and 12,734.36

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Solution

The fourth proportional to 19,007, 26,229.70 and 12,734.36 is: 17,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007 : 26,229.70 = 12,734.36 : x
  2. Step 2: Convert to fraction form
    19,007/26,229.70 = 12,734.36/x
  3. Step 3: Cross multiply
    19,007x = 26,229.70 × 12,734.36
  4. Step 4: Simplify right side
    19,007x = 334,018,442.49
  5. Step 5: Solve for x
    x = 334,018,442.49/19,007
  6. Step 6: Final answer
    x = 17,573.44

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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.