Home / 30,673.04-46,011.84-13,142.96

Finding the Fourth Proportional to 30,673.04, 46,011.84 and 13,142.96

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Solution

The fourth proportional to 30,673.04, 46,011.84 and 13,142.96 is: 19,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,673.04 : 46,011.84 = 13,142.96 : x
  2. Step 2: Convert to fraction form
    30,673.04/46,011.84 = 13,142.96/x
  3. Step 3: Cross multiply
    30,673.04x = 46,011.84 × 13,142.96
  4. Step 4: Simplify right side
    30,673.04x = 604,731,772.65
  5. Step 5: Solve for x
    x = 604,731,772.65/30,673.04
  6. Step 6: Final answer
    x = 19,715.42

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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.