Home / 36,154.47-54,239.31-12,464.22

Finding the Fourth Proportional to 36,154.47, 54,239.31 and 12,464.22

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Solution

The fourth proportional to 36,154.47, 54,239.31 and 12,464.22 is: 18,698.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.47 : 54,239.31 = 12,464.22 : x
  2. Step 2: Convert to fraction form
    36,154.47/54,239.31 = 12,464.22/x
  3. Step 3: Cross multiply
    36,154.47x = 54,239.31 × 12,464.22
  4. Step 4: Simplify right side
    36,154.47x = 676,050,692.49
  5. Step 5: Solve for x
    x = 676,050,692.49/36,154.47
  6. Step 6: Final answer
    x = 18,698.95

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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.