Home / 37,321.30-51,501.04-20,554.30

Finding the Fourth Proportional to 37,321.30, 51,501.04 and 20,554.30

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Solution

The fourth proportional to 37,321.30, 51,501.04 and 20,554.30 is: 28,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321.30 : 51,501.04 = 20,554.30 : x
  2. Step 2: Convert to fraction form
    37,321.30/51,501.04 = 20,554.30/x
  3. Step 3: Cross multiply
    37,321.30x = 51,501.04 × 20,554.30
  4. Step 4: Simplify right side
    37,321.30x = 1,058,567,826.47
  5. Step 5: Solve for x
    x = 1,058,567,826.47/37,321.30
  6. Step 6: Final answer
    x = 28,363.64

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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.