Home / 36,826.20-55,239.30-9,124.20

Finding the Fourth Proportional to 36,826.20, 55,239.30 and 9,124.20

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Solution

The fourth proportional to 36,826.20, 55,239.30 and 9,124.20 is: 13,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,826.20 : 55,239.30 = 9,124.20 : x
  2. Step 2: Convert to fraction form
    36,826.20/55,239.30 = 9,124.20/x
  3. Step 3: Cross multiply
    36,826.20x = 55,239.30 × 9,124.20
  4. Step 4: Simplify right side
    36,826.20x = 504,014,421.06
  5. Step 5: Solve for x
    x = 504,014,421.06/36,826.20
  6. Step 6: Final answer
    x = 13,686.30

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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.