Home / 13,096.44-18,068.66-7,430.58

Finding the Fourth Proportional to 13,096.44, 18,068.66 and 7,430.58

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Solution

The fourth proportional to 13,096.44, 18,068.66 and 7,430.58 is: 10,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096.44 : 18,068.66 = 7,430.58 : x
  2. Step 2: Convert to fraction form
    13,096.44/18,068.66 = 7,430.58/x
  3. Step 3: Cross multiply
    13,096.44x = 18,068.66 × 7,430.58
  4. Step 4: Simplify right side
    13,096.44x = 134,260,623.62
  5. Step 5: Solve for x
    x = 134,260,623.62/13,096.44
  6. Step 6: Final answer
    x = 10,251.69

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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.