Home / 30,611.30-45,941.52-15,824.53

Finding the Fourth Proportional to 30,611.30, 45,941.52 and 15,824.53

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Solution

The fourth proportional to 30,611.30, 45,941.52 and 15,824.53 is: 23,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,611.30 : 45,941.52 = 15,824.53 : x
  2. Step 2: Convert to fraction form
    30,611.30/45,941.52 = 15,824.53/x
  3. Step 3: Cross multiply
    30,611.30x = 45,941.52 × 15,824.53
  4. Step 4: Simplify right side
    30,611.30x = 727,002,731.78
  5. Step 5: Solve for x
    x = 727,002,731.78/30,611.30
  6. Step 6: Final answer
    x = 23,749.49

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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.