Home / 42,992.12-64,418.57-26,301.56

Finding the Fourth Proportional to 42,992.12, 64,418.57 and 26,301.56

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Solution

The fourth proportional to 42,992.12, 64,418.57 and 26,301.56 is: 39,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,992.12 : 64,418.57 = 26,301.56 : x
  2. Step 2: Convert to fraction form
    42,992.12/64,418.57 = 26,301.56/x
  3. Step 3: Cross multiply
    42,992.12x = 64,418.57 × 26,301.56
  4. Step 4: Simplify right side
    42,992.12x = 1,694,308,817.38
  5. Step 5: Solve for x
    x = 1,694,308,817.38/42,992.12
  6. Step 6: Final answer
    x = 39,409.76

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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.