Home / 37,643.94-51,957.99-21,726.09

Finding the Fourth Proportional to 37,643.94, 51,957.99 and 21,726.09

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Solution

The fourth proportional to 37,643.94, 51,957.99 and 21,726.09 is: 29,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,643.94 : 51,957.99 = 21,726.09 : x
  2. Step 2: Convert to fraction form
    37,643.94/51,957.99 = 21,726.09/x
  3. Step 3: Cross multiply
    37,643.94x = 51,957.99 × 21,726.09
  4. Step 4: Simplify right side
    37,643.94x = 1,128,843,966.96
  5. Step 5: Solve for x
    x = 1,128,843,966.96/37,643.94
  6. Step 6: Final answer
    x = 29,987.40

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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.