Home / 30,597.20-45,788.88-26,485.64

Finding the Fourth Proportional to 30,597.20, 45,788.88 and 26,485.64

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Solution

The fourth proportional to 30,597.20, 45,788.88 and 26,485.64 is: 39,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,597.20 : 45,788.88 = 26,485.64 : x
  2. Step 2: Convert to fraction form
    30,597.20/45,788.88 = 26,485.64/x
  3. Step 3: Cross multiply
    30,597.20x = 45,788.88 × 26,485.64
  4. Step 4: Simplify right side
    30,597.20x = 1,212,747,791.68
  5. Step 5: Solve for x
    x = 1,212,747,791.68/30,597.20
  6. Step 6: Final answer
    x = 39,635.91

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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.