Home / 14,472.48-21,703.96-5,110.80

Finding the Fourth Proportional to 14,472.48, 21,703.96 and 5,110.80

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Solution

The fourth proportional to 14,472.48, 21,703.96 and 5,110.80 is: 7,664.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.48 : 21,703.96 = 5,110.80 : x
  2. Step 2: Convert to fraction form
    14,472.48/21,703.96 = 5,110.80/x
  3. Step 3: Cross multiply
    14,472.48x = 21,703.96 × 5,110.80
  4. Step 4: Simplify right side
    14,472.48x = 110,924,598.77
  5. Step 5: Solve for x
    x = 110,924,598.77/14,472.48
  6. Step 6: Final answer
    x = 7,664.52

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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.