Home / 14,472.12-21,701.70-5,110.20

Finding the Fourth Proportional to 14,472.12, 21,701.70 and 5,110.20

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Solution

The fourth proportional to 14,472.12, 21,701.70 and 5,110.20 is: 7,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.12 : 21,701.70 = 5,110.20 : x
  2. Step 2: Convert to fraction form
    14,472.12/21,701.70 = 5,110.20/x
  3. Step 3: Cross multiply
    14,472.12x = 21,701.70 × 5,110.20
  4. Step 4: Simplify right side
    14,472.12x = 110,900,027.34
  5. Step 5: Solve for x
    x = 110,900,027.34/14,472.12
  6. Step 6: Final answer
    x = 7,663.01

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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.