Home / 35,131.52-52,697.28-14,355

Finding the Fourth Proportional to 35,131.52, 52,697.28 and 14,355

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Solution

The fourth proportional to 35,131.52, 52,697.28 and 14,355 is: 21,532.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.52 : 52,697.28 = 14,355 : x
  2. Step 2: Convert to fraction form
    35,131.52/52,697.28 = 14,355/x
  3. Step 3: Cross multiply
    35,131.52x = 52,697.28 × 14,355
  4. Step 4: Simplify right side
    35,131.52x = 756,469,454.40
  5. Step 5: Solve for x
    x = 756,469,454.40/35,131.52
  6. Step 6: Final answer
    x = 21,532.50

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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.