Home / 32,286.77-48,147.63-31,991.52

Finding the Fourth Proportional to 32,286.77, 48,147.63 and 31,991.52

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Solution

The fourth proportional to 32,286.77, 48,147.63 and 31,991.52 is: 47,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,286.77 : 48,147.63 = 31,991.52 : x
  2. Step 2: Convert to fraction form
    32,286.77/48,147.63 = 31,991.52/x
  3. Step 3: Cross multiply
    32,286.77x = 48,147.63 × 31,991.52
  4. Step 4: Simplify right side
    32,286.77x = 1,540,315,868.10
  5. Step 5: Solve for x
    x = 1,540,315,868.10/32,286.77
  6. Step 6: Final answer
    x = 47,707.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.