Home / 33,271.02-45,914.10-19,122.96

Finding the Fourth Proportional to 33,271.02, 45,914.10 and 19,122.96

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Solution

The fourth proportional to 33,271.02, 45,914.10 and 19,122.96 is: 26,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,271.02 : 45,914.10 = 19,122.96 : x
  2. Step 2: Convert to fraction form
    33,271.02/45,914.10 = 19,122.96/x
  3. Step 3: Cross multiply
    33,271.02x = 45,914.10 × 19,122.96
  4. Step 4: Simplify right side
    33,271.02x = 878,013,497.74
  5. Step 5: Solve for x
    x = 878,013,497.74/33,271.02
  6. Step 6: Final answer
    x = 26,389.74

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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.