Home / 40,644.96-60,969.82-15,685.14

Finding the Fourth Proportional to 40,644.96, 60,969.82 and 15,685.14

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Solution

The fourth proportional to 40,644.96, 60,969.82 and 15,685.14 is: 23,528.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.96 : 60,969.82 = 15,685.14 : x
  2. Step 2: Convert to fraction form
    40,644.96/60,969.82 = 15,685.14/x
  3. Step 3: Cross multiply
    40,644.96x = 60,969.82 × 15,685.14
  4. Step 4: Simplify right side
    40,644.96x = 956,320,162.47
  5. Step 5: Solve for x
    x = 956,320,162.47/40,644.96
  6. Step 6: Final answer
    x = 23,528.63

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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.