Home / 55,225.47-82,835.88-17,784.71

Finding the Fourth Proportional to 55,225.47, 82,835.88 and 17,784.71

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Solution

The fourth proportional to 55,225.47, 82,835.88 and 17,784.71 is: 26,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,225.47 : 82,835.88 = 17,784.71 : x
  2. Step 2: Convert to fraction form
    55,225.47/82,835.88 = 17,784.71/x
  3. Step 3: Cross multiply
    55,225.47x = 82,835.88 × 17,784.71
  4. Step 4: Simplify right side
    55,225.47x = 1,473,212,066.54
  5. Step 5: Solve for x
    x = 1,473,212,066.54/55,225.47
  6. Step 6: Final answer
    x = 26,676.32

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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.