Home / 15,119.90-22,679.91-4,590.02

Finding the Fourth Proportional to 15,119.90, 22,679.91 and 4,590.02

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Solution

The fourth proportional to 15,119.90, 22,679.91 and 4,590.02 is: 6,885.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.90 : 22,679.91 = 4,590.02 : x
  2. Step 2: Convert to fraction form
    15,119.90/22,679.91 = 4,590.02/x
  3. Step 3: Cross multiply
    15,119.90x = 22,679.91 × 4,590.02
  4. Step 4: Simplify right side
    15,119.90x = 104,101,240.50
  5. Step 5: Solve for x
    x = 104,101,240.50/15,119.90
  6. Step 6: Final answer
    x = 6,885.05

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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.