Home / 14,724.98-20,320.37-8,010.49

Finding the Fourth Proportional to 14,724.98, 20,320.37 and 8,010.49

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Solution

The fourth proportional to 14,724.98, 20,320.37 and 8,010.49 is: 11,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.98 : 20,320.37 = 8,010.49 : x
  2. Step 2: Convert to fraction form
    14,724.98/20,320.37 = 8,010.49/x
  3. Step 3: Cross multiply
    14,724.98x = 20,320.37 × 8,010.49
  4. Step 4: Simplify right side
    14,724.98x = 162,775,979.03
  5. Step 5: Solve for x
    x = 162,775,979.03/14,724.98
  6. Step 6: Final answer
    x = 11,054.41

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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.