Home / 27,222.80-40,824.60-9,693.20

Finding the Fourth Proportional to 27,222.80, 40,824.60 and 9,693.20

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Solution

The fourth proportional to 27,222.80, 40,824.60 and 9,693.20 is: 14,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.80 : 40,824.60 = 9,693.20 : x
  2. Step 2: Convert to fraction form
    27,222.80/40,824.60 = 9,693.20/x
  3. Step 3: Cross multiply
    27,222.80x = 40,824.60 × 9,693.20
  4. Step 4: Simplify right side
    27,222.80x = 395,721,012.72
  5. Step 5: Solve for x
    x = 395,721,012.72/27,222.80
  6. Step 6: Final answer
    x = 14,536.38

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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.