Home / 43,700.48-65,543.66-14,118.46

Finding the Fourth Proportional to 43,700.48, 65,543.66 and 14,118.46

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Solution

The fourth proportional to 43,700.48, 65,543.66 and 14,118.46 is: 21,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,700.48 : 65,543.66 = 14,118.46 : x
  2. Step 2: Convert to fraction form
    43,700.48/65,543.66 = 14,118.46/x
  3. Step 3: Cross multiply
    43,700.48x = 65,543.66 × 14,118.46
  4. Step 4: Simplify right side
    43,700.48x = 925,375,541.96
  5. Step 5: Solve for x
    x = 925,375,541.96/43,700.48
  6. Step 6: Final answer
    x = 21,175.41

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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.