Home / 39,720.83-59,596.68-17,518.55

Finding the Fourth Proportional to 39,720.83, 59,596.68 and 17,518.55

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Solution

The fourth proportional to 39,720.83, 59,596.68 and 17,518.55 is: 26,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,720.83 : 59,596.68 = 17,518.55 : x
  2. Step 2: Convert to fraction form
    39,720.83/59,596.68 = 17,518.55/x
  3. Step 3: Cross multiply
    39,720.83x = 59,596.68 × 17,518.55
  4. Step 4: Simplify right side
    39,720.83x = 1,044,047,418.41
  5. Step 5: Solve for x
    x = 1,044,047,418.41/39,720.83
  6. Step 6: Final answer
    x = 26,284.63

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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.