Home / 58,709.13-81,022.61-33,215.48

Finding the Fourth Proportional to 58,709.13, 81,022.61 and 33,215.48

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Solution

The fourth proportional to 58,709.13, 81,022.61 and 33,215.48 is: 45,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,709.13 : 81,022.61 = 33,215.48 : x
  2. Step 2: Convert to fraction form
    58,709.13/81,022.61 = 33,215.48/x
  3. Step 3: Cross multiply
    58,709.13x = 81,022.61 × 33,215.48
  4. Step 4: Simplify right side
    58,709.13x = 2,691,204,310.81
  5. Step 5: Solve for x
    x = 2,691,204,310.81/58,709.13
  6. Step 6: Final answer
    x = 45,839.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.