Home / 30,740.31-46,197.03-18,262.56

Finding the Fourth Proportional to 30,740.31, 46,197.03 and 18,262.56

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Solution

The fourth proportional to 30,740.31, 46,197.03 and 18,262.56 is: 27,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.31 : 46,197.03 = 18,262.56 : x
  2. Step 2: Convert to fraction form
    30,740.31/46,197.03 = 18,262.56/x
  3. Step 3: Cross multiply
    30,740.31x = 46,197.03 × 18,262.56
  4. Step 4: Simplify right side
    30,740.31x = 843,676,273.92
  5. Step 5: Solve for x
    x = 843,676,273.92/30,740.31
  6. Step 6: Final answer
    x = 27,445.28

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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.