Home / 14,339.70-21,501.90-4,977.33

Finding the Fourth Proportional to 14,339.70, 21,501.90 and 4,977.33

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Solution

The fourth proportional to 14,339.70, 21,501.90 and 4,977.33 is: 7,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339.70 : 21,501.90 = 4,977.33 : x
  2. Step 2: Convert to fraction form
    14,339.70/21,501.90 = 4,977.33/x
  3. Step 3: Cross multiply
    14,339.70x = 21,501.90 × 4,977.33
  4. Step 4: Simplify right side
    14,339.70x = 107,022,051.93
  5. Step 5: Solve for x
    x = 107,022,051.93/14,339.70
  6. Step 6: Final answer
    x = 7,463.34

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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.