Home / 30,005.06-41,406.67-16,575.44

Finding the Fourth Proportional to 30,005.06, 41,406.67 and 16,575.44

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Solution

The fourth proportional to 30,005.06, 41,406.67 and 16,575.44 is: 22,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,005.06 : 41,406.67 = 16,575.44 : x
  2. Step 2: Convert to fraction form
    30,005.06/41,406.67 = 16,575.44/x
  3. Step 3: Cross multiply
    30,005.06x = 41,406.67 × 16,575.44
  4. Step 4: Simplify right side
    30,005.06x = 686,333,541.25
  5. Step 5: Solve for x
    x = 686,333,541.25/30,005.06
  6. Step 6: Final answer
    x = 22,873.93

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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.