Home / 15,789.03-23,690.85-7,029.69

Finding the Fourth Proportional to 15,789.03, 23,690.85 and 7,029.69

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Solution

The fourth proportional to 15,789.03, 23,690.85 and 7,029.69 is: 10,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,789.03 : 23,690.85 = 7,029.69 : x
  2. Step 2: Convert to fraction form
    15,789.03/23,690.85 = 7,029.69/x
  3. Step 3: Cross multiply
    15,789.03x = 23,690.85 × 7,029.69
  4. Step 4: Simplify right side
    15,789.03x = 166,539,331.34
  5. Step 5: Solve for x
    x = 166,539,331.34/15,789.03
  6. Step 6: Final answer
    x = 10,547.79

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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.