Home / 43,558.60-65,346.70-17,264.28

Finding the Fourth Proportional to 43,558.60, 65,346.70 and 17,264.28

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Solution

The fourth proportional to 43,558.60, 65,346.70 and 17,264.28 is: 25,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,558.60 : 65,346.70 = 17,264.28 : x
  2. Step 2: Convert to fraction form
    43,558.60/65,346.70 = 17,264.28/x
  3. Step 3: Cross multiply
    43,558.60x = 65,346.70 × 17,264.28
  4. Step 4: Simplify right side
    43,558.60x = 1,128,163,725.88
  5. Step 5: Solve for x
    x = 1,128,163,725.88/43,558.60
  6. Step 6: Final answer
    x = 25,899.91

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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.