Home / 27,339.09-40,971.74-14,200.69

Finding the Fourth Proportional to 27,339.09, 40,971.74 and 14,200.69

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Solution

The fourth proportional to 27,339.09, 40,971.74 and 14,200.69 is: 21,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.09 : 40,971.74 = 14,200.69 : x
  2. Step 2: Convert to fraction form
    27,339.09/40,971.74 = 14,200.69/x
  3. Step 3: Cross multiply
    27,339.09x = 40,971.74 × 14,200.69
  4. Step 4: Simplify right side
    27,339.09x = 581,827,017.09
  5. Step 5: Solve for x
    x = 581,827,017.09/27,339.09
  6. Step 6: Final answer
    x = 21,281.87

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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.