Home / 14,905.73-22,358.50-3,812.40

Finding the Fourth Proportional to 14,905.73, 22,358.50 and 3,812.40

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Solution

The fourth proportional to 14,905.73, 22,358.50 and 3,812.40 is: 5,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.73 : 22,358.50 = 3,812.40 : x
  2. Step 2: Convert to fraction form
    14,905.73/22,358.50 = 3,812.40/x
  3. Step 3: Cross multiply
    14,905.73x = 22,358.50 × 3,812.40
  4. Step 4: Simplify right side
    14,905.73x = 85,239,535.87
  5. Step 5: Solve for x
    x = 85,239,535.87/14,905.73
  6. Step 6: Final answer
    x = 5,718.57

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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.