Home / 27,391.98-37,802.70-15,450.96

Finding the Fourth Proportional to 27,391.98, 37,802.70 and 15,450.96

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Solution

The fourth proportional to 27,391.98, 37,802.70 and 15,450.96 is: 21,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.98 : 37,802.70 = 15,450.96 : x
  2. Step 2: Convert to fraction form
    27,391.98/37,802.70 = 15,450.96/x
  3. Step 3: Cross multiply
    27,391.98x = 37,802.70 × 15,450.96
  4. Step 4: Simplify right side
    27,391.98x = 584,088,005.59
  5. Step 5: Solve for x
    x = 584,088,005.59/27,391.98
  6. Step 6: Final answer
    x = 21,323.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.