Home / 36,772.96-55,161.53-10,479.76

Finding the Fourth Proportional to 36,772.96, 55,161.53 and 10,479.76

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Solution

The fourth proportional to 36,772.96, 55,161.53 and 10,479.76 is: 15,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,772.96 : 55,161.53 = 10,479.76 : x
  2. Step 2: Convert to fraction form
    36,772.96/55,161.53 = 10,479.76/x
  3. Step 3: Cross multiply
    36,772.96x = 55,161.53 × 10,479.76
  4. Step 4: Simplify right side
    36,772.96x = 578,079,595.63
  5. Step 5: Solve for x
    x = 578,079,595.63/36,772.96
  6. Step 6: Final answer
    x = 15,720.24

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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.