Home / 27,827.49-41,739.40-13,039.72

Finding the Fourth Proportional to 27,827.49, 41,739.40 and 13,039.72

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Solution

The fourth proportional to 27,827.49, 41,739.40 and 13,039.72 is: 19,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,827.49 : 41,739.40 = 13,039.72 : x
  2. Step 2: Convert to fraction form
    27,827.49/41,739.40 = 13,039.72/x
  3. Step 3: Cross multiply
    27,827.49x = 41,739.40 × 13,039.72
  4. Step 4: Simplify right side
    27,827.49x = 544,270,088.97
  5. Step 5: Solve for x
    x = 544,270,088.97/27,827.49
  6. Step 6: Final answer
    x = 19,558.72

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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.