Home / 30,741.96-46,103.82-13,207.70

Finding the Fourth Proportional to 30,741.96, 46,103.82 and 13,207.70

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Solution

The fourth proportional to 30,741.96, 46,103.82 and 13,207.70 is: 19,807.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,741.96 : 46,103.82 = 13,207.70 : x
  2. Step 2: Convert to fraction form
    30,741.96/46,103.82 = 13,207.70/x
  3. Step 3: Cross multiply
    30,741.96x = 46,103.82 × 13,207.70
  4. Step 4: Simplify right side
    30,741.96x = 608,925,192.89
  5. Step 5: Solve for x
    x = 608,925,192.89/30,741.96
  6. Step 6: Final answer
    x = 19,807.62

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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.