Home / 18,630.03-25,707.48-11,460.32

Finding the Fourth Proportional to 18,630.03, 25,707.48 and 11,460.32

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Solution

The fourth proportional to 18,630.03, 25,707.48 and 11,460.32 is: 15,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.03 : 25,707.48 = 11,460.32 : x
  2. Step 2: Convert to fraction form
    18,630.03/25,707.48 = 11,460.32/x
  3. Step 3: Cross multiply
    18,630.03x = 25,707.48 × 11,460.32
  4. Step 4: Simplify right side
    18,630.03x = 294,615,872.08
  5. Step 5: Solve for x
    x = 294,615,872.08/18,630.03
  6. Step 6: Final answer
    x = 15,814.03

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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.