Home / 42,996.66-64,519.90-18,034.49

Finding the Fourth Proportional to 42,996.66, 64,519.90 and 18,034.49

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Solution

The fourth proportional to 42,996.66, 64,519.90 and 18,034.49 is: 27,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,996.66 : 64,519.90 = 18,034.49 : x
  2. Step 2: Convert to fraction form
    42,996.66/64,519.90 = 18,034.49/x
  3. Step 3: Cross multiply
    42,996.66x = 64,519.90 × 18,034.49
  4. Step 4: Simplify right side
    42,996.66x = 1,163,583,123.67
  5. Step 5: Solve for x
    x = 1,163,583,123.67/42,996.66
  6. Step 6: Final answer
    x = 27,062.17

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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.