Home / 27,631.16-41,459-14,480.40

Finding the Fourth Proportional to 27,631.16, 41,459 and 14,480.40

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Solution

The fourth proportional to 27,631.16, 41,459 and 14,480.40 is: 21,727.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.16 : 41,459 = 14,480.40 : x
  2. Step 2: Convert to fraction form
    27,631.16/41,459 = 14,480.40/x
  3. Step 3: Cross multiply
    27,631.16x = 41,459 × 14,480.40
  4. Step 4: Simplify right side
    27,631.16x = 600,342,903.60
  5. Step 5: Solve for x
    x = 600,342,903.60/27,631.16
  6. Step 6: Final answer
    x = 21,727.02

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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.