Home / 37,467.84-51,705.36-21,555.36

Finding the Fourth Proportional to 37,467.84, 51,705.36 and 21,555.36

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Solution

The fourth proportional to 37,467.84, 51,705.36 and 21,555.36 is: 29,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,467.84 : 51,705.36 = 21,555.36 : x
  2. Step 2: Convert to fraction form
    37,467.84/51,705.36 = 21,555.36/x
  3. Step 3: Cross multiply
    37,467.84x = 51,705.36 × 21,555.36
  4. Step 4: Simplify right side
    37,467.84x = 1,114,527,648.73
  5. Step 5: Solve for x
    x = 1,114,527,648.73/37,467.84
  6. Step 6: Final answer
    x = 29,746.25

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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.