Home / 28,849.58-43,275.95-9,126.67

Finding the Fourth Proportional to 28,849.58, 43,275.95 and 9,126.67

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Solution

The fourth proportional to 28,849.58, 43,275.95 and 9,126.67 is: 13,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.58 : 43,275.95 = 9,126.67 : x
  2. Step 2: Convert to fraction form
    28,849.58/43,275.95 = 9,126.67/x
  3. Step 3: Cross multiply
    28,849.58x = 43,275.95 × 9,126.67
  4. Step 4: Simplify right side
    28,849.58x = 394,965,268.95
  5. Step 5: Solve for x
    x = 394,965,268.95/28,849.58
  6. Step 6: Final answer
    x = 13,690.50

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Similar ratio
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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.