Home / 31,021.53-46,532.57-11,300.19

Finding the Fourth Proportional to 31,021.53, 46,532.57 and 11,300.19

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Solution

The fourth proportional to 31,021.53, 46,532.57 and 11,300.19 is: 16,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,021.53 : 46,532.57 = 11,300.19 : x
  2. Step 2: Convert to fraction form
    31,021.53/46,532.57 = 11,300.19/x
  3. Step 3: Cross multiply
    31,021.53x = 46,532.57 × 11,300.19
  4. Step 4: Simplify right side
    31,021.53x = 525,826,825.69
  5. Step 5: Solve for x
    x = 525,826,825.69/31,021.53
  6. Step 6: Final answer
    x = 16,950.38

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Double scale
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Similar ratio
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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.