Home / 12,327.45-17,012.57-7,023.93

Finding the Fourth Proportional to 12,327.45, 17,012.57 and 7,023.93

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Solution

The fourth proportional to 12,327.45, 17,012.57 and 7,023.93 is: 9,693.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327.45 : 17,012.57 = 7,023.93 : x
  2. Step 2: Convert to fraction form
    12,327.45/17,012.57 = 7,023.93/x
  3. Step 3: Cross multiply
    12,327.45x = 17,012.57 × 7,023.93
  4. Step 4: Simplify right side
    12,327.45x = 119,495,065.68
  5. Step 5: Solve for x
    x = 119,495,065.68/12,327.45
  6. Step 6: Final answer
    x = 9,693.41

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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.