Home / 32,708.48-45,023.68-28,509.44

Finding the Fourth Proportional to 32,708.48, 45,023.68 and 28,509.44

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Solution

The fourth proportional to 32,708.48, 45,023.68 and 28,509.44 is: 39,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,708.48 : 45,023.68 = 28,509.44 : x
  2. Step 2: Convert to fraction form
    32,708.48/45,023.68 = 28,509.44/x
  3. Step 3: Cross multiply
    32,708.48x = 45,023.68 × 28,509.44
  4. Step 4: Simplify right side
    32,708.48x = 1,283,599,903.54
  5. Step 5: Solve for x
    x = 1,283,599,903.54/32,708.48
  6. Step 6: Final answer
    x = 39,243.64

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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.