Home / 19,248.17-28,838.30-17,158.37

Finding the Fourth Proportional to 19,248.17, 28,838.30 and 17,158.37

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Solution

The fourth proportional to 19,248.17, 28,838.30 and 17,158.37 is: 25,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.17 : 28,838.30 = 17,158.37 : x
  2. Step 2: Convert to fraction form
    19,248.17/28,838.30 = 17,158.37/x
  3. Step 3: Cross multiply
    19,248.17x = 28,838.30 × 17,158.37
  4. Step 4: Simplify right side
    19,248.17x = 494,817,991.59
  5. Step 5: Solve for x
    x = 494,817,991.59/19,248.17
  6. Step 6: Final answer
    x = 25,707.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.