Home / 36,972.15-55,443.63-15,913.77

Finding the Fourth Proportional to 36,972.15, 55,443.63 and 15,913.77

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Solution

The fourth proportional to 36,972.15, 55,443.63 and 15,913.77 is: 23,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,972.15 : 55,443.63 = 15,913.77 : x
  2. Step 2: Convert to fraction form
    36,972.15/55,443.63 = 15,913.77/x
  3. Step 3: Cross multiply
    36,972.15x = 55,443.63 × 15,913.77
  4. Step 4: Simplify right side
    36,972.15x = 882,317,175.79
  5. Step 5: Solve for x
    x = 882,317,175.79/36,972.15
  6. Step 6: Final answer
    x = 23,864.37

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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.