Home / 42,176.21-63,262.15-12,594.29

Finding the Fourth Proportional to 42,176.21, 63,262.15 and 12,594.29

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Solution

The fourth proportional to 42,176.21, 63,262.15 and 12,594.29 is: 18,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,176.21 : 63,262.15 = 12,594.29 : x
  2. Step 2: Convert to fraction form
    42,176.21/63,262.15 = 12,594.29/x
  3. Step 3: Cross multiply
    42,176.21x = 63,262.15 × 12,594.29
  4. Step 4: Simplify right side
    42,176.21x = 796,741,863.12
  5. Step 5: Solve for x
    x = 796,741,863.12/42,176.21
  6. Step 6: Final answer
    x = 18,890.79

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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.