Home / 18,540.60-25,583.57-10,582.35

Finding the Fourth Proportional to 18,540.60, 25,583.57 and 10,582.35

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Solution

The fourth proportional to 18,540.60, 25,583.57 and 10,582.35 is: 14,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.60 : 25,583.57 = 10,582.35 : x
  2. Step 2: Convert to fraction form
    18,540.60/25,583.57 = 10,582.35/x
  3. Step 3: Cross multiply
    18,540.60x = 25,583.57 × 10,582.35
  4. Step 4: Simplify right side
    18,540.60x = 270,734,111.16
  5. Step 5: Solve for x
    x = 270,734,111.16/18,540.60
  6. Step 6: Final answer
    x = 14,602.23

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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.