Home / 14,286.02-21,432.45-5,961.40

Finding the Fourth Proportional to 14,286.02, 21,432.45 and 5,961.40

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Solution

The fourth proportional to 14,286.02, 21,432.45 and 5,961.40 is: 8,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286.02 : 21,432.45 = 5,961.40 : x
  2. Step 2: Convert to fraction form
    14,286.02/21,432.45 = 5,961.40/x
  3. Step 3: Cross multiply
    14,286.02x = 21,432.45 × 5,961.40
  4. Step 4: Simplify right side
    14,286.02x = 127,767,433.82
  5. Step 5: Solve for x
    x = 127,767,433.82/14,286.02
  6. Step 6: Final answer
    x = 8,943.53

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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.