Home / 43,649.13-65,469.44-14,088.18

Finding the Fourth Proportional to 43,649.13, 65,469.44 and 14,088.18

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Solution

The fourth proportional to 43,649.13, 65,469.44 and 14,088.18 is: 21,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,649.13 : 65,469.44 = 14,088.18 : x
  2. Step 2: Convert to fraction form
    43,649.13/65,469.44 = 14,088.18/x
  3. Step 3: Cross multiply
    43,649.13x = 65,469.44 × 14,088.18
  4. Step 4: Simplify right side
    43,649.13x = 922,344,965.68
  5. Step 5: Solve for x
    x = 922,344,965.68/43,649.13
  6. Step 6: Final answer
    x = 21,130.89

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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.