Home / 44,157.12-66,227.52-12,984.48

Finding the Fourth Proportional to 44,157.12, 66,227.52 and 12,984.48

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Solution

The fourth proportional to 44,157.12, 66,227.52 and 12,984.48 is: 19,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,157.12 : 66,227.52 = 12,984.48 : x
  2. Step 2: Convert to fraction form
    44,157.12/66,227.52 = 12,984.48/x
  3. Step 3: Cross multiply
    44,157.12x = 66,227.52 × 12,984.48
  4. Step 4: Simplify right side
    44,157.12x = 859,929,908.89
  5. Step 5: Solve for x
    x = 859,929,908.89/44,157.12
  6. Step 6: Final answer
    x = 19,474.32

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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.