Home / 56,217.12-84,330.36-14,664

Finding the Fourth Proportional to 56,217.12, 84,330.36 and 14,664

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Solution

The fourth proportional to 56,217.12, 84,330.36 and 14,664 is: 21,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,217.12 : 84,330.36 = 14,664 : x
  2. Step 2: Convert to fraction form
    56,217.12/84,330.36 = 14,664/x
  3. Step 3: Cross multiply
    56,217.12x = 84,330.36 × 14,664
  4. Step 4: Simplify right side
    56,217.12x = 1,236,620,399.04
  5. Step 5: Solve for x
    x = 1,236,620,399.04/56,217.12
  6. Step 6: Final answer
    x = 21,997.22

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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.