Home / 37,605.36-51,908.40-21,696.16

Finding the Fourth Proportional to 37,605.36, 51,908.40 and 21,696.16

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Solution

The fourth proportional to 37,605.36, 51,908.40 and 21,696.16 is: 29,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,605.36 : 51,908.40 = 21,696.16 : x
  2. Step 2: Convert to fraction form
    37,605.36/51,908.40 = 21,696.16/x
  3. Step 3: Cross multiply
    37,605.36x = 51,908.40 × 21,696.16
  4. Step 4: Simplify right side
    37,605.36x = 1,126,212,951.74
  5. Step 5: Solve for x
    x = 1,126,212,951.74/37,605.36
  6. Step 6: Final answer
    x = 29,948.20

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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.