Home / 30,623.40-45,924.30-10,902.60

Finding the Fourth Proportional to 30,623.40, 45,924.30 and 10,902.60

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Solution

The fourth proportional to 30,623.40, 45,924.30 and 10,902.60 is: 16,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,623.40 : 45,924.30 = 10,902.60 : x
  2. Step 2: Convert to fraction form
    30,623.40/45,924.30 = 10,902.60/x
  3. Step 3: Cross multiply
    30,623.40x = 45,924.30 × 10,902.60
  4. Step 4: Simplify right side
    30,623.40x = 500,694,273.18
  5. Step 5: Solve for x
    x = 500,694,273.18/30,623.40
  6. Step 6: Final answer
    x = 16,350.05

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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.