Home / 14,724.51-20,319.52-8,010.30

Finding the Fourth Proportional to 14,724.51, 20,319.52 and 8,010.30

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Solution

The fourth proportional to 14,724.51, 20,319.52 and 8,010.30 is: 11,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.51 : 20,319.52 = 8,010.30 : x
  2. Step 2: Convert to fraction form
    14,724.51/20,319.52 = 8,010.30/x
  3. Step 3: Cross multiply
    14,724.51x = 20,319.52 × 8,010.30
  4. Step 4: Simplify right side
    14,724.51x = 162,765,451.06
  5. Step 5: Solve for x
    x = 162,765,451.06/14,724.51
  6. Step 6: Final answer
    x = 11,054.05

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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.