Home / 45,829.44-68,767.56-21,840.84

Finding the Fourth Proportional to 45,829.44, 68,767.56 and 21,840.84

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Solution

The fourth proportional to 45,829.44, 68,767.56 and 21,840.84 is: 32,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,829.44 : 68,767.56 = 21,840.84 : x
  2. Step 2: Convert to fraction form
    45,829.44/68,767.56 = 21,840.84/x
  3. Step 3: Cross multiply
    45,829.44x = 68,767.56 × 21,840.84
  4. Step 4: Simplify right side
    45,829.44x = 1,501,941,275.15
  5. Step 5: Solve for x
    x = 1,501,941,275.15/45,829.44
  6. Step 6: Final answer
    x = 32,772.41

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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.