Home / 42,996.70-64,520.42-16,365.11

Finding the Fourth Proportional to 42,996.70, 64,520.42 and 16,365.11

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Solution

The fourth proportional to 42,996.70, 64,520.42 and 16,365.11 is: 24,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,996.70 : 64,520.42 = 16,365.11 : x
  2. Step 2: Convert to fraction form
    42,996.70/64,520.42 = 16,365.11/x
  3. Step 3: Cross multiply
    42,996.70x = 64,520.42 × 16,365.11
  4. Step 4: Simplify right side
    42,996.70x = 1,055,883,770.55
  5. Step 5: Solve for x
    x = 1,055,883,770.55/42,996.70
  6. Step 6: Final answer
    x = 24,557.32

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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.