Home / 36,312.14-54,455.16-12,933.92

Finding the Fourth Proportional to 36,312.14, 54,455.16 and 12,933.92

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Solution

The fourth proportional to 36,312.14, 54,455.16 and 12,933.92 is: 19,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,312.14 : 54,455.16 = 12,933.92 : x
  2. Step 2: Convert to fraction form
    36,312.14/54,455.16 = 12,933.92/x
  3. Step 3: Cross multiply
    36,312.14x = 54,455.16 × 12,933.92
  4. Step 4: Simplify right side
    36,312.14x = 704,318,683.03
  5. Step 5: Solve for x
    x = 704,318,683.03/36,312.14
  6. Step 6: Final answer
    x = 19,396.23

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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.