Home / 25,300.11-34,916.63-14,689.11

Finding the Fourth Proportional to 25,300.11, 34,916.63 and 14,689.11

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Solution

The fourth proportional to 25,300.11, 34,916.63 and 14,689.11 is: 20,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.11 : 34,916.63 = 14,689.11 : x
  2. Step 2: Convert to fraction form
    25,300.11/34,916.63 = 14,689.11/x
  3. Step 3: Cross multiply
    25,300.11x = 34,916.63 × 14,689.11
  4. Step 4: Simplify right side
    25,300.11x = 512,894,218.90
  5. Step 5: Solve for x
    x = 512,894,218.90/25,300.11
  6. Step 6: Final answer
    x = 20,272.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.