Home / 15,428.30-23,126.87-6,074.89

Finding the Fourth Proportional to 15,428.30, 23,126.87 and 6,074.89

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Solution

The fourth proportional to 15,428.30, 23,126.87 and 6,074.89 is: 9,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428.30 : 23,126.87 = 6,074.89 : x
  2. Step 2: Convert to fraction form
    15,428.30/23,126.87 = 6,074.89/x
  3. Step 3: Cross multiply
    15,428.30x = 23,126.87 × 6,074.89
  4. Step 4: Simplify right side
    15,428.30x = 140,493,090.85
  5. Step 5: Solve for x
    x = 140,493,090.85/15,428.30
  6. Step 6: Final answer
    x = 9,106.19

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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.