Home / 30,078.60-41,507.40-16,466.04

Finding the Fourth Proportional to 30,078.60, 41,507.40 and 16,466.04

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Solution

The fourth proportional to 30,078.60, 41,507.40 and 16,466.04 is: 22,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,078.60 : 41,507.40 = 16,466.04 : x
  2. Step 2: Convert to fraction form
    30,078.60/41,507.40 = 16,466.04/x
  3. Step 3: Cross multiply
    30,078.60x = 41,507.40 × 16,466.04
  4. Step 4: Simplify right side
    30,078.60x = 683,462,508.70
  5. Step 5: Solve for x
    x = 683,462,508.70/30,078.60
  6. Step 6: Final answer
    x = 22,722.55

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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.