Home / 14,486.48-21,729.72-4,626.53

Finding the Fourth Proportional to 14,486.48, 21,729.72 and 4,626.53

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Solution

The fourth proportional to 14,486.48, 21,729.72 and 4,626.53 is: 6,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.48 : 21,729.72 = 4,626.53 : x
  2. Step 2: Convert to fraction form
    14,486.48/21,729.72 = 4,626.53/x
  3. Step 3: Cross multiply
    14,486.48x = 21,729.72 × 4,626.53
  4. Step 4: Simplify right side
    14,486.48x = 100,533,225.47
  5. Step 5: Solve for x
    x = 100,533,225.47/14,486.48
  6. Step 6: Final answer
    x = 6,939.80

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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.