Home / 32,716.64-45,150.32-18,570.80

Finding the Fourth Proportional to 32,716.64, 45,150.32 and 18,570.80

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Solution

The fourth proportional to 32,716.64, 45,150.32 and 18,570.80 is: 25,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,716.64 : 45,150.32 = 18,570.80 : x
  2. Step 2: Convert to fraction form
    32,716.64/45,150.32 = 18,570.80/x
  3. Step 3: Cross multiply
    32,716.64x = 45,150.32 × 18,570.80
  4. Step 4: Simplify right side
    32,716.64x = 838,477,562.66
  5. Step 5: Solve for x
    x = 838,477,562.66/32,716.64
  6. Step 6: Final answer
    x = 25,628.47

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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.