Home / 22,068.30-33,117.02-10,382.43

Finding the Fourth Proportional to 22,068.30, 33,117.02 and 10,382.43

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Solution

The fourth proportional to 22,068.30, 33,117.02 and 10,382.43 is: 15,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.30 : 33,117.02 = 10,382.43 : x
  2. Step 2: Convert to fraction form
    22,068.30/33,117.02 = 10,382.43/x
  3. Step 3: Cross multiply
    22,068.30x = 33,117.02 × 10,382.43
  4. Step 4: Simplify right side
    22,068.30x = 343,835,141.96
  5. Step 5: Solve for x
    x = 343,835,141.96/22,068.30
  6. Step 6: Final answer
    x = 15,580.50

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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.