Home / 30,305.01-45,476.46-11,586.63

Finding the Fourth Proportional to 30,305.01, 45,476.46 and 11,586.63

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Solution

The fourth proportional to 30,305.01, 45,476.46 and 11,586.63 is: 17,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.01 : 45,476.46 = 11,586.63 : x
  2. Step 2: Convert to fraction form
    30,305.01/45,476.46 = 11,586.63/x
  3. Step 3: Cross multiply
    30,305.01x = 45,476.46 × 11,586.63
  4. Step 4: Simplify right side
    30,305.01x = 526,918,915.73
  5. Step 5: Solve for x
    x = 526,918,915.73/30,305.01
  6. Step 6: Final answer
    x = 17,387.19

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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.