Home / 53,076.62-73,246.29-30,415.12

Finding the Fourth Proportional to 53,076.62, 73,246.29 and 30,415.12

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Solution

The fourth proportional to 53,076.62, 73,246.29 and 30,415.12 is: 41,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,076.62 : 73,246.29 = 30,415.12 : x
  2. Step 2: Convert to fraction form
    53,076.62/73,246.29 = 30,415.12/x
  3. Step 3: Cross multiply
    53,076.62x = 73,246.29 × 30,415.12
  4. Step 4: Simplify right side
    53,076.62x = 2,227,794,699.90
  5. Step 5: Solve for x
    x = 2,227,794,699.90/53,076.62
  6. Step 6: Final answer
    x = 41,973.18

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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.