Home / 36,975.30-51,014.25-21,058.80

Finding the Fourth Proportional to 36,975.30, 51,014.25 and 21,058.80

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Solution

The fourth proportional to 36,975.30, 51,014.25 and 21,058.80 is: 29,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,975.30 : 51,014.25 = 21,058.80 : x
  2. Step 2: Convert to fraction form
    36,975.30/51,014.25 = 21,058.80/x
  3. Step 3: Cross multiply
    36,975.30x = 51,014.25 × 21,058.80
  4. Step 4: Simplify right side
    36,975.30x = 1,074,298,887.90
  5. Step 5: Solve for x
    x = 1,074,298,887.90/36,975.30
  6. Step 6: Final answer
    x = 29,054.50

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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.