Home / 27,323.62-41,023.16-18,870.28

Finding the Fourth Proportional to 27,323.62, 41,023.16 and 18,870.28

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Solution

The fourth proportional to 27,323.62, 41,023.16 and 18,870.28 is: 28,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.62 : 41,023.16 = 18,870.28 : x
  2. Step 2: Convert to fraction form
    27,323.62/41,023.16 = 18,870.28/x
  3. Step 3: Cross multiply
    27,323.62x = 41,023.16 × 18,870.28
  4. Step 4: Simplify right side
    27,323.62x = 774,118,515.68
  5. Step 5: Solve for x
    x = 774,118,515.68/27,323.62
  6. Step 6: Final answer
    x = 28,331.48

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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.