Home / 27,501.03-41,258.52-12,720.55

Finding the Fourth Proportional to 27,501.03, 41,258.52 and 12,720.55

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Solution

The fourth proportional to 27,501.03, 41,258.52 and 12,720.55 is: 19,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.03 : 41,258.52 = 12,720.55 : x
  2. Step 2: Convert to fraction form
    27,501.03/41,258.52 = 12,720.55/x
  3. Step 3: Cross multiply
    27,501.03x = 41,258.52 × 12,720.55
  4. Step 4: Simplify right side
    27,501.03x = 524,831,066.59
  5. Step 5: Solve for x
    x = 524,831,066.59/27,501.03
  6. Step 6: Final answer
    x = 19,084.05

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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.