Home / 30,066.70-45,092.75-12,526.96

Finding the Fourth Proportional to 30,066.70, 45,092.75 and 12,526.96

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Solution

The fourth proportional to 30,066.70, 45,092.75 and 12,526.96 is: 18,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.70 : 45,092.75 = 12,526.96 : x
  2. Step 2: Convert to fraction form
    30,066.70/45,092.75 = 12,526.96/x
  3. Step 3: Cross multiply
    30,066.70x = 45,092.75 × 12,526.96
  4. Step 4: Simplify right side
    30,066.70x = 564,874,787.44
  5. Step 5: Solve for x
    x = 564,874,787.44/30,066.70
  6. Step 6: Final answer
    x = 18,787.39

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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.