Home / 28,788.60-43,195.44-10,082.07

Finding the Fourth Proportional to 28,788.60, 43,195.44 and 10,082.07

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Solution

The fourth proportional to 28,788.60, 43,195.44 and 10,082.07 is: 15,127.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788.60 : 43,195.44 = 10,082.07 : x
  2. Step 2: Convert to fraction form
    28,788.60/43,195.44 = 10,082.07/x
  3. Step 3: Cross multiply
    28,788.60x = 43,195.44 × 10,082.07
  4. Step 4: Simplify right side
    28,788.60x = 435,499,449.76
  5. Step 5: Solve for x
    x = 435,499,449.76/28,788.60
  6. Step 6: Final answer
    x = 15,127.50

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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.