Home / 38,817.42-58,226.46-21,277.68

Finding the Fourth Proportional to 38,817.42, 58,226.46 and 21,277.68

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Solution

The fourth proportional to 38,817.42, 58,226.46 and 21,277.68 is: 31,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,817.42 : 58,226.46 = 21,277.68 : x
  2. Step 2: Convert to fraction form
    38,817.42/58,226.46 = 21,277.68/x
  3. Step 3: Cross multiply
    38,817.42x = 58,226.46 × 21,277.68
  4. Step 4: Simplify right side
    38,817.42x = 1,238,923,983.41
  5. Step 5: Solve for x
    x = 1,238,923,983.41/38,817.42
  6. Step 6: Final answer
    x = 31,916.70

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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.