Home / 14,261.79-21,377.85-5,371.02

Finding the Fourth Proportional to 14,261.79, 21,377.85 and 5,371.02

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Solution

The fourth proportional to 14,261.79, 21,377.85 and 5,371.02 is: 8,050.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.79 : 21,377.85 = 5,371.02 : x
  2. Step 2: Convert to fraction form
    14,261.79/21,377.85 = 5,371.02/x
  3. Step 3: Cross multiply
    14,261.79x = 21,377.85 × 5,371.02
  4. Step 4: Simplify right side
    14,261.79x = 114,820,859.91
  5. Step 5: Solve for x
    x = 114,820,859.91/14,261.79
  6. Step 6: Final answer
    x = 8,050.94

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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.