Home / 37,267.98-55,911.29-12,309.45

Finding the Fourth Proportional to 37,267.98, 55,911.29 and 12,309.45

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Solution

The fourth proportional to 37,267.98, 55,911.29 and 12,309.45 is: 18,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,267.98 : 55,911.29 = 12,309.45 : x
  2. Step 2: Convert to fraction form
    37,267.98/55,911.29 = 12,309.45/x
  3. Step 3: Cross multiply
    37,267.98x = 55,911.29 × 12,309.45
  4. Step 4: Simplify right side
    37,267.98x = 688,237,167.14
  5. Step 5: Solve for x
    x = 688,237,167.14/37,267.98
  6. Step 6: Final answer
    x = 18,467.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.