Home / 19,010.32-26,234.80-10,512.70

Finding the Fourth Proportional to 19,010.32, 26,234.80 and 10,512.70

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Solution

The fourth proportional to 19,010.32, 26,234.80 and 10,512.70 is: 14,507.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.32 : 26,234.80 = 10,512.70 : x
  2. Step 2: Convert to fraction form
    19,010.32/26,234.80 = 10,512.70/x
  3. Step 3: Cross multiply
    19,010.32x = 26,234.80 × 10,512.70
  4. Step 4: Simplify right side
    19,010.32x = 275,798,490.09
  5. Step 5: Solve for x
    x = 275,798,490.09/19,010.32
  6. Step 6: Final answer
    x = 14,507.83

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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.