Home / 58,715.24-81,016.74-33,221.48

Finding the Fourth Proportional to 58,715.24, 81,016.74 and 33,221.48

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Solution

The fourth proportional to 58,715.24, 81,016.74 and 33,221.48 is: 45,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,715.24 : 81,016.74 = 33,221.48 : x
  2. Step 2: Convert to fraction form
    58,715.24/81,016.74 = 33,221.48/x
  3. Step 3: Cross multiply
    58,715.24x = 81,016.74 × 33,221.48
  4. Step 4: Simplify right side
    58,715.24x = 2,691,496,007.58
  5. Step 5: Solve for x
    x = 2,691,496,007.58/58,715.24
  6. Step 6: Final answer
    x = 45,839.82

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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.