Home / 43,738.16-65,617.66-14,156.00

Finding the Fourth Proportional to 43,738.16, 65,617.66 and 14,156.00

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Solution

The fourth proportional to 43,738.16, 65,617.66 and 14,156.00 is: 21,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,738.16 : 65,617.66 = 14,156.00 : x
  2. Step 2: Convert to fraction form
    43,738.16/65,617.66 = 14,156.00/x
  3. Step 3: Cross multiply
    43,738.16x = 65,617.66 × 14,156.00
  4. Step 4: Simplify right side
    43,738.16x = 928,883,196.09
  5. Step 5: Solve for x
    x = 928,883,196.09/43,738.16
  6. Step 6: Final answer
    x = 21,237.36

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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.