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Finding the Fourth Proportional to 35,211.66, 52,816.41 and 14,419.50

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Solution

The fourth proportional to 35,211.66, 52,816.41 and 14,419.50 is: 21,628.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.66 : 52,816.41 = 14,419.50 : x
  2. Step 2: Convert to fraction form
    35,211.66/52,816.41 = 14,419.50/x
  3. Step 3: Cross multiply
    35,211.66x = 52,816.41 × 14,419.50
  4. Step 4: Simplify right side
    35,211.66x = 761,586,224.00
  5. Step 5: Solve for x
    x = 761,586,224.00/35,211.66
  6. Step 6: Final answer
    x = 21,628.81

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1.5x scale

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.