Home / 36,973.08-55,454.18-12,015.40

Finding the Fourth Proportional to 36,973.08, 55,454.18 and 12,015.40

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Solution

The fourth proportional to 36,973.08, 55,454.18 and 12,015.40 is: 18,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,973.08 : 55,454.18 = 12,015.40 : x
  2. Step 2: Convert to fraction form
    36,973.08/55,454.18 = 12,015.40/x
  3. Step 3: Cross multiply
    36,973.08x = 55,454.18 × 12,015.40
  4. Step 4: Simplify right side
    36,973.08x = 666,304,154.37
  5. Step 5: Solve for x
    x = 666,304,154.37/36,973.08
  6. Step 6: Final answer
    x = 18,021.33

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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.