Home / 14,017.91-21,026.49-5,135.27

Finding the Fourth Proportional to 14,017.91, 21,026.49 and 5,135.27

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Solution

The fourth proportional to 14,017.91, 21,026.49 and 5,135.27 is: 7,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.91 : 21,026.49 = 5,135.27 : x
  2. Step 2: Convert to fraction form
    14,017.91/21,026.49 = 5,135.27/x
  3. Step 3: Cross multiply
    14,017.91x = 21,026.49 × 5,135.27
  4. Step 4: Simplify right side
    14,017.91x = 107,976,598.17
  5. Step 5: Solve for x
    x = 107,976,598.17/14,017.91
  6. Step 6: Final answer
    x = 7,702.76

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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.