Home / 35,525.20-53,217.60-18,007.60

Finding the Fourth Proportional to 35,525.20, 53,217.60 and 18,007.60

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Solution

The fourth proportional to 35,525.20, 53,217.60 and 18,007.60 is: 26,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,525.20 : 53,217.60 = 18,007.60 : x
  2. Step 2: Convert to fraction form
    35,525.20/53,217.60 = 18,007.60/x
  3. Step 3: Cross multiply
    35,525.20x = 53,217.60 × 18,007.60
  4. Step 4: Simplify right side
    35,525.20x = 958,321,253.76
  5. Step 5: Solve for x
    x = 958,321,253.76/35,525.20
  6. Step 6: Final answer
    x = 26,975.82

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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.