Home / 43,771.19-65,677.29-21,572.46

Finding the Fourth Proportional to 43,771.19, 65,677.29 and 21,572.46

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Solution

The fourth proportional to 43,771.19, 65,677.29 and 21,572.46 is: 32,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,771.19 : 65,677.29 = 21,572.46 : x
  2. Step 2: Convert to fraction form
    43,771.19/65,677.29 = 21,572.46/x
  3. Step 3: Cross multiply
    43,771.19x = 65,677.29 × 21,572.46
  4. Step 4: Simplify right side
    43,771.19x = 1,416,820,711.43
  5. Step 5: Solve for x
    x = 1,416,820,711.43/43,771.19
  6. Step 6: Final answer
    x = 32,368.80

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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.