Home / 34,037.44-46,972.72-20,611.20

Finding the Fourth Proportional to 34,037.44, 46,972.72 and 20,611.20

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Solution

The fourth proportional to 34,037.44, 46,972.72 and 20,611.20 is: 28,444.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,037.44 : 46,972.72 = 20,611.20 : x
  2. Step 2: Convert to fraction form
    34,037.44/46,972.72 = 20,611.20/x
  3. Step 3: Cross multiply
    34,037.44x = 46,972.72 × 20,611.20
  4. Step 4: Simplify right side
    34,037.44x = 968,164,126.46
  5. Step 5: Solve for x
    x = 968,164,126.46/34,037.44
  6. Step 6: Final answer
    x = 28,444.09

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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.