Home / 18,407.48-27,615.64-5,928.68

Finding the Fourth Proportional to 18,407.48, 27,615.64 and 5,928.68

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Solution

The fourth proportional to 18,407.48, 27,615.64 and 5,928.68 is: 8,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.48 : 27,615.64 = 5,928.68 : x
  2. Step 2: Convert to fraction form
    18,407.48/27,615.64 = 5,928.68/x
  3. Step 3: Cross multiply
    18,407.48x = 27,615.64 × 5,928.68
  4. Step 4: Simplify right side
    18,407.48x = 163,724,292.56
  5. Step 5: Solve for x
    x = 163,724,292.56/18,407.48
  6. Step 6: Final answer
    x = 8,894.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.