Home / 55,302.93-82,946.30-27,215.47

Finding the Fourth Proportional to 55,302.93, 82,946.30 and 27,215.47

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Solution

The fourth proportional to 55,302.93, 82,946.30 and 27,215.47 is: 40,819.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302.93 : 82,946.30 = 27,215.47 : x
  2. Step 2: Convert to fraction form
    55,302.93/82,946.30 = 27,215.47/x
  3. Step 3: Cross multiply
    55,302.93x = 82,946.30 × 27,215.47
  4. Step 4: Simplify right side
    55,302.93x = 2,257,422,503.21
  5. Step 5: Solve for x
    x = 2,257,422,503.21/55,302.93
  6. Step 6: Final answer
    x = 40,819.22

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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.