Home / 11,925.05-17,854.63-8,994.47

Finding the Fourth Proportional to 11,925.05, 17,854.63 and 8,994.47

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Solution

The fourth proportional to 11,925.05, 17,854.63 and 8,994.47 is: 13,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.05 : 17,854.63 = 8,994.47 : x
  2. Step 2: Convert to fraction form
    11,925.05/17,854.63 = 8,994.47/x
  3. Step 3: Cross multiply
    11,925.05x = 17,854.63 × 8,994.47
  4. Step 4: Simplify right side
    11,925.05x = 160,592,822.14
  5. Step 5: Solve for x
    x = 160,592,822.14/11,925.05
  6. Step 6: Final answer
    x = 13,466.85

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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.