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Finding the Fourth Proportional to 43,660.88, 65,520 and 23,953.28

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Solution

The fourth proportional to 43,660.88, 65,520 and 23,953.28 is: 35,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,660.88 : 65,520 = 23,953.28 : x
  2. Step 2: Convert to fraction form
    43,660.88/65,520 = 23,953.28/x
  3. Step 3: Cross multiply
    43,660.88x = 65,520 × 23,953.28
  4. Step 4: Simplify right side
    43,660.88x = 1,569,418,905.60
  5. Step 5: Solve for x
    x = 1,569,418,905.60/43,660.88
  6. Step 6: Final answer
    x = 35,945.65

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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.