Home / 53,173.44-73,371.72-30,513.36

Finding the Fourth Proportional to 53,173.44, 73,371.72 and 30,513.36

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Solution

The fourth proportional to 53,173.44, 73,371.72 and 30,513.36 is: 42,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,173.44 : 73,371.72 = 30,513.36 : x
  2. Step 2: Convert to fraction form
    53,173.44/73,371.72 = 30,513.36/x
  3. Step 3: Cross multiply
    53,173.44x = 73,371.72 × 30,513.36
  4. Step 4: Simplify right side
    53,173.44x = 2,238,817,706.18
  5. Step 5: Solve for x
    x = 2,238,817,706.18/53,173.44
  6. Step 6: Final answer
    x = 42,104.06

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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.