Home / 27,509.21-41,258.93-12,512.82

Finding the Fourth Proportional to 27,509.21, 41,258.93 and 12,512.82

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Solution

The fourth proportional to 27,509.21, 41,258.93 and 12,512.82 is: 18,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.21 : 41,258.93 = 12,512.82 : x
  2. Step 2: Convert to fraction form
    27,509.21/41,258.93 = 12,512.82/x
  3. Step 3: Cross multiply
    27,509.21x = 41,258.93 × 12,512.82
  4. Step 4: Simplify right side
    27,509.21x = 516,265,564.48
  5. Step 5: Solve for x
    x = 516,265,564.48/27,509.21
  6. Step 6: Final answer
    x = 18,767.01

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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.