Home / 23,473.66-32,374.79-20,634.99

Finding the Fourth Proportional to 23,473.66, 32,374.79 and 20,634.99

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Solution

The fourth proportional to 23,473.66, 32,374.79 and 20,634.99 is: 28,459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,473.66 : 32,374.79 = 20,634.99 : x
  2. Step 2: Convert to fraction form
    23,473.66/32,374.79 = 20,634.99/x
  3. Step 3: Cross multiply
    23,473.66x = 32,374.79 × 20,634.99
  4. Step 4: Simplify right side
    23,473.66x = 668,053,563.51
  5. Step 5: Solve for x
    x = 668,053,563.51/23,473.66
  6. Step 6: Final answer
    x = 28,459.71

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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.