Home / 13,050.60-18,009.88-7,082.27

Finding the Fourth Proportional to 13,050.60, 18,009.88 and 7,082.27

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Solution

The fourth proportional to 13,050.60, 18,009.88 and 7,082.27 is: 9,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.60 : 18,009.88 = 7,082.27 : x
  2. Step 2: Convert to fraction form
    13,050.60/18,009.88 = 7,082.27/x
  3. Step 3: Cross multiply
    13,050.60x = 18,009.88 × 7,082.27
  4. Step 4: Simplify right side
    13,050.60x = 127,550,819.17
  5. Step 5: Solve for x
    x = 127,550,819.17/13,050.60
  6. Step 6: Final answer
    x = 9,773.56

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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.