Home / 55,298.72-82,896.60-22,012.40

Finding the Fourth Proportional to 55,298.72, 82,896.60 and 22,012.40

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Solution

The fourth proportional to 55,298.72, 82,896.60 and 22,012.40 is: 32,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,298.72 : 82,896.60 = 22,012.40 : x
  2. Step 2: Convert to fraction form
    55,298.72/82,896.60 = 22,012.40/x
  3. Step 3: Cross multiply
    55,298.72x = 82,896.60 × 22,012.40
  4. Step 4: Simplify right side
    55,298.72x = 1,824,753,117.84
  5. Step 5: Solve for x
    x = 1,824,753,117.84/55,298.72
  6. Step 6: Final answer
    x = 32,998.11

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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.