Home / 46,637.18-69,942.94-12,895.12

Finding the Fourth Proportional to 46,637.18, 69,942.94 and 12,895.12

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Solution

The fourth proportional to 46,637.18, 69,942.94 and 12,895.12 is: 19,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,637.18 : 69,942.94 = 12,895.12 : x
  2. Step 2: Convert to fraction form
    46,637.18/69,942.94 = 12,895.12/x
  3. Step 3: Cross multiply
    46,637.18x = 69,942.94 × 12,895.12
  4. Step 4: Simplify right side
    46,637.18x = 901,922,338.75
  5. Step 5: Solve for x
    x = 901,922,338.75/46,637.18
  6. Step 6: Final answer
    x = 19,339.13

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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.