Home / 19,539.29-29,309.00-4,748.15

Finding the Fourth Proportional to 19,539.29, 29,309.00 and 4,748.15

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Solution

The fourth proportional to 19,539.29, 29,309.00 and 4,748.15 is: 7,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.29 : 29,309.00 = 4,748.15 : x
  2. Step 2: Convert to fraction form
    19,539.29/29,309.00 = 4,748.15/x
  3. Step 3: Cross multiply
    19,539.29x = 29,309.00 × 4,748.15
  4. Step 4: Simplify right side
    19,539.29x = 139,163,358.06
  5. Step 5: Solve for x
    x = 139,163,358.06/19,539.29
  6. Step 6: Final answer
    x = 7,122.23

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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.