Home / 35,528.24-49,030.60-20,425.80

Finding the Fourth Proportional to 35,528.24, 49,030.60 and 20,425.80

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Solution

The fourth proportional to 35,528.24, 49,030.60 and 20,425.80 is: 28,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,528.24 : 49,030.60 = 20,425.80 : x
  2. Step 2: Convert to fraction form
    35,528.24/49,030.60 = 20,425.80/x
  3. Step 3: Cross multiply
    35,528.24x = 49,030.60 × 20,425.80
  4. Step 4: Simplify right side
    35,528.24x = 1,001,489,229.48
  5. Step 5: Solve for x
    x = 1,001,489,229.48/35,528.24
  6. Step 6: Final answer
    x = 28,188.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.