Home / 30,824.33-42,537.66-17,395.61

Finding the Fourth Proportional to 30,824.33, 42,537.66 and 17,395.61

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Solution

The fourth proportional to 30,824.33, 42,537.66 and 17,395.61 is: 24,005.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.33 : 42,537.66 = 17,395.61 : x
  2. Step 2: Convert to fraction form
    30,824.33/42,537.66 = 17,395.61/x
  3. Step 3: Cross multiply
    30,824.33x = 42,537.66 × 17,395.61
  4. Step 4: Simplify right side
    30,824.33x = 739,968,543.67
  5. Step 5: Solve for x
    x = 739,968,543.67/30,824.33
  6. Step 6: Final answer
    x = 24,005.99

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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.