Home / 43,819.40-65,631.90-36,043.40

Finding the Fourth Proportional to 43,819.40, 65,631.90 and 36,043.40

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Solution

The fourth proportional to 43,819.40, 65,631.90 and 36,043.40 is: 53,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.40 : 65,631.90 = 36,043.40 : x
  2. Step 2: Convert to fraction form
    43,819.40/65,631.90 = 36,043.40/x
  3. Step 3: Cross multiply
    43,819.40x = 65,631.90 × 36,043.40
  4. Step 4: Simplify right side
    43,819.40x = 2,365,596,824.46
  5. Step 5: Solve for x
    x = 2,365,596,824.46/43,819.40
  6. Step 6: Final answer
    x = 53,985.15

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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.