Home / 46,136.41-69,204.67-12,857.38

Finding the Fourth Proportional to 46,136.41, 69,204.67 and 12,857.38

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Solution

The fourth proportional to 46,136.41, 69,204.67 and 12,857.38 is: 19,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,136.41 : 69,204.67 = 12,857.38 : x
  2. Step 2: Convert to fraction form
    46,136.41/69,204.67 = 12,857.38/x
  3. Step 3: Cross multiply
    46,136.41x = 69,204.67 × 12,857.38
  4. Step 4: Simplify right side
    46,136.41x = 889,790,534.81
  5. Step 5: Solve for x
    x = 889,790,534.81/46,136.41
  6. Step 6: Final answer
    x = 19,286.08

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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.