Home / 36,216.42-54,295.40-12,830.10

Finding the Fourth Proportional to 36,216.42, 54,295.40 and 12,830.10

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Solution

The fourth proportional to 36,216.42, 54,295.40 and 12,830.10 is: 19,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,216.42 : 54,295.40 = 12,830.10 : x
  2. Step 2: Convert to fraction form
    36,216.42/54,295.40 = 12,830.10/x
  3. Step 3: Cross multiply
    36,216.42x = 54,295.40 × 12,830.10
  4. Step 4: Simplify right side
    36,216.42x = 696,615,411.54
  5. Step 5: Solve for x
    x = 696,615,411.54/36,216.42
  6. Step 6: Final answer
    x = 19,234.79

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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.