Home / 14,606.90-21,930.60-9,374.30

Finding the Fourth Proportional to 14,606.90, 21,930.60 and 9,374.30

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Solution

The fourth proportional to 14,606.90, 21,930.60 and 9,374.30 is: 14,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606.90 : 21,930.60 = 9,374.30 : x
  2. Step 2: Convert to fraction form
    14,606.90/21,930.60 = 9,374.30/x
  3. Step 3: Cross multiply
    14,606.90x = 21,930.60 × 9,374.30
  4. Step 4: Simplify right side
    14,606.90x = 205,584,023.58
  5. Step 5: Solve for x
    x = 205,584,023.58/14,606.90
  6. Step 6: Final answer
    x = 14,074.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.