Home / 17,827.61-26,740.34-4,679.69

Finding the Fourth Proportional to 17,827.61, 26,740.34 and 4,679.69

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Solution

The fourth proportional to 17,827.61, 26,740.34 and 4,679.69 is: 7,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,827.61 : 26,740.34 = 4,679.69 : x
  2. Step 2: Convert to fraction form
    17,827.61/26,740.34 = 4,679.69/x
  3. Step 3: Cross multiply
    17,827.61x = 26,740.34 × 4,679.69
  4. Step 4: Simplify right side
    17,827.61x = 125,136,478.30
  5. Step 5: Solve for x
    x = 125,136,478.30/17,827.61
  6. Step 6: Final answer
    x = 7,019.25

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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.