Home / 32,400.63-44,712.67-18,258.03

Finding the Fourth Proportional to 32,400.63, 44,712.67 and 18,258.03

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Solution

The fourth proportional to 32,400.63, 44,712.67 and 18,258.03 is: 25,195.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,400.63 : 44,712.67 = 18,258.03 : x
  2. Step 2: Convert to fraction form
    32,400.63/44,712.67 = 18,258.03/x
  3. Step 3: Cross multiply
    32,400.63x = 44,712.67 × 18,258.03
  4. Step 4: Simplify right side
    32,400.63x = 816,365,270.24
  5. Step 5: Solve for x
    x = 816,365,270.24/32,400.63
  6. Step 6: Final answer
    x = 25,195.97

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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.