Home / 14,108.96-21,158.91-4,746.44

Finding the Fourth Proportional to 14,108.96, 21,158.91 and 4,746.44

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Solution

The fourth proportional to 14,108.96, 21,158.91 and 4,746.44 is: 7,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.96 : 21,158.91 = 4,746.44 : x
  2. Step 2: Convert to fraction form
    14,108.96/21,158.91 = 4,746.44/x
  3. Step 3: Cross multiply
    14,108.96x = 21,158.91 × 4,746.44
  4. Step 4: Simplify right side
    14,108.96x = 100,429,390.99
  5. Step 5: Solve for x
    x = 100,429,390.99/14,108.96
  6. Step 6: Final answer
    x = 7,118.13

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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.