Home / 32,864.21-45,352.61-18,718.37

Finding the Fourth Proportional to 32,864.21, 45,352.61 and 18,718.37

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Solution

The fourth proportional to 32,864.21, 45,352.61 and 18,718.37 is: 25,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,864.21 : 45,352.61 = 18,718.37 : x
  2. Step 2: Convert to fraction form
    32,864.21/45,352.61 = 18,718.37/x
  3. Step 3: Cross multiply
    32,864.21x = 45,352.61 × 18,718.37
  4. Step 4: Simplify right side
    32,864.21x = 848,926,614.09
  5. Step 5: Solve for x
    x = 848,926,614.09/32,864.21
  6. Step 6: Final answer
    x = 25,831.34

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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.