Home / 27,570.83-41,373.25-12,776.99

Finding the Fourth Proportional to 27,570.83, 41,373.25 and 12,776.99

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Solution

The fourth proportional to 27,570.83, 41,373.25 and 12,776.99 is: 19,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,570.83 : 41,373.25 = 12,776.99 : x
  2. Step 2: Convert to fraction form
    27,570.83/41,373.25 = 12,776.99/x
  3. Step 3: Cross multiply
    27,570.83x = 41,373.25 × 12,776.99
  4. Step 4: Simplify right side
    27,570.83x = 528,625,362.71
  5. Step 5: Solve for x
    x = 528,625,362.71/27,570.83
  6. Step 6: Final answer
    x = 19,173.36

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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.