Home / 30,255.59-41,751.68-16,826.58

Finding the Fourth Proportional to 30,255.59, 41,751.68 and 16,826.58

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Solution

The fourth proportional to 30,255.59, 41,751.68 and 16,826.58 is: 23,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,255.59 : 41,751.68 = 16,826.58 : x
  2. Step 2: Convert to fraction form
    30,255.59/41,751.68 = 16,826.58/x
  3. Step 3: Cross multiply
    30,255.59x = 41,751.68 × 16,826.58
  4. Step 4: Simplify right side
    30,255.59x = 702,537,899.52
  5. Step 5: Solve for x
    x = 702,537,899.52/30,255.59
  6. Step 6: Final answer
    x = 23,220.10

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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.