Home / 30,315.33-41,829.62-16,886.24

Finding the Fourth Proportional to 30,315.33, 41,829.62 and 16,886.24

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Solution

The fourth proportional to 30,315.33, 41,829.62 and 16,886.24 is: 23,299.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,315.33 : 41,829.62 = 16,886.24 : x
  2. Step 2: Convert to fraction form
    30,315.33/41,829.62 = 16,886.24/x
  3. Step 3: Cross multiply
    30,315.33x = 41,829.62 × 16,886.24
  4. Step 4: Simplify right side
    30,315.33x = 706,344,865.71
  5. Step 5: Solve for x
    x = 706,344,865.71/30,315.33
  6. Step 6: Final answer
    x = 23,299.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.