Home / 44,523.20-66,784.80-18,219.20

Finding the Fourth Proportional to 44,523.20, 66,784.80 and 18,219.20

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Solution

The fourth proportional to 44,523.20, 66,784.80 and 18,219.20 is: 27,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,523.20 : 66,784.80 = 18,219.20 : x
  2. Step 2: Convert to fraction form
    44,523.20/66,784.80 = 18,219.20/x
  3. Step 3: Cross multiply
    44,523.20x = 66,784.80 × 18,219.20
  4. Step 4: Simplify right side
    44,523.20x = 1,216,765,628.16
  5. Step 5: Solve for x
    x = 1,216,765,628.16/44,523.20
  6. Step 6: Final answer
    x = 27,328.80

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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.