Home / 30,014.20-44,999.70-16,870.60

Finding the Fourth Proportional to 30,014.20, 44,999.70 and 16,870.60

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Solution

The fourth proportional to 30,014.20, 44,999.70 and 16,870.60 is: 25,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.20 : 44,999.70 = 16,870.60 : x
  2. Step 2: Convert to fraction form
    30,014.20/44,999.70 = 16,870.60/x
  3. Step 3: Cross multiply
    30,014.20x = 44,999.70 × 16,870.60
  4. Step 4: Simplify right side
    30,014.20x = 759,171,938.82
  5. Step 5: Solve for x
    x = 759,171,938.82/30,014.20
  6. Step 6: Final answer
    x = 25,293.76

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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.