Home / 43,334.46-64,995.05-13,748.45

Finding the Fourth Proportional to 43,334.46, 64,995.05 and 13,748.45

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Solution

The fourth proportional to 43,334.46, 64,995.05 and 13,748.45 is: 20,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,334.46 : 64,995.05 = 13,748.45 : x
  2. Step 2: Convert to fraction form
    43,334.46/64,995.05 = 13,748.45/x
  3. Step 3: Cross multiply
    43,334.46x = 64,995.05 × 13,748.45
  4. Step 4: Simplify right side
    43,334.46x = 893,580,801.46
  5. Step 5: Solve for x
    x = 893,580,801.46/43,334.46
  6. Step 6: Final answer
    x = 20,620.56

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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.