Home / 14,042.00-21,052.58-6,637.80

Finding the Fourth Proportional to 14,042.00, 21,052.58 and 6,637.80

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Solution

The fourth proportional to 14,042.00, 21,052.58 and 6,637.80 is: 9,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.00 : 21,052.58 = 6,637.80 : x
  2. Step 2: Convert to fraction form
    14,042.00/21,052.58 = 6,637.80/x
  3. Step 3: Cross multiply
    14,042.00x = 21,052.58 × 6,637.80
  4. Step 4: Simplify right side
    14,042.00x = 139,742,782.34
  5. Step 5: Solve for x
    x = 139,742,782.34/14,042.00
  6. Step 6: Final answer
    x = 9,951.78

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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.