Home / 14,021.76-21,036.69-4,533.87

Finding the Fourth Proportional to 14,021.76, 21,036.69 and 4,533.87

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Solution

The fourth proportional to 14,021.76, 21,036.69 and 4,533.87 is: 6,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.76 : 21,036.69 = 4,533.87 : x
  2. Step 2: Convert to fraction form
    14,021.76/21,036.69 = 4,533.87/x
  3. Step 3: Cross multiply
    14,021.76x = 21,036.69 × 4,533.87
  4. Step 4: Simplify right side
    14,021.76x = 95,377,617.69
  5. Step 5: Solve for x
    x = 95,377,617.69/14,021.76
  6. Step 6: Final answer
    x = 6,802.12

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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.