Home / 25,137.35-34,689.83-13,807.11

Finding the Fourth Proportional to 25,137.35, 34,689.83 and 13,807.11

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Solution

The fourth proportional to 25,137.35, 34,689.83 and 13,807.11 is: 19,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,137.35 : 34,689.83 = 13,807.11 : x
  2. Step 2: Convert to fraction form
    25,137.35/34,689.83 = 13,807.11/x
  3. Step 3: Cross multiply
    25,137.35x = 34,689.83 × 13,807.11
  4. Step 4: Simplify right side
    25,137.35x = 478,966,174.32
  5. Step 5: Solve for x
    x = 478,966,174.32/25,137.35
  6. Step 6: Final answer
    x = 19,053.96

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Why These Related Problems?

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