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Finding the Fourth Proportional to 35,510.53, 53,286.15 and 14,446.68

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Solution

The fourth proportional to 35,510.53, 53,286.15 and 14,446.68 is: 21,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.53 : 53,286.15 = 14,446.68 : x
  2. Step 2: Convert to fraction form
    35,510.53/53,286.15 = 14,446.68/x
  3. Step 3: Cross multiply
    35,510.53x = 53,286.15 × 14,446.68
  4. Step 4: Simplify right side
    35,510.53x = 769,807,885.25
  5. Step 5: Solve for x
    x = 769,807,885.25/35,510.53
  6. Step 6: Final answer
    x = 21,678.30

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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.