Home / 28,325.48-39,087.93-17,001.68

Finding the Fourth Proportional to 28,325.48, 39,087.93 and 17,001.68

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Solution

The fourth proportional to 28,325.48, 39,087.93 and 17,001.68 is: 23,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,325.48 : 39,087.93 = 17,001.68 : x
  2. Step 2: Convert to fraction form
    28,325.48/39,087.93 = 17,001.68/x
  3. Step 3: Cross multiply
    28,325.48x = 39,087.93 × 17,001.68
  4. Step 4: Simplify right side
    28,325.48x = 664,560,477.72
  5. Step 5: Solve for x
    x = 664,560,477.72/28,325.48
  6. Step 6: Final answer
    x = 23,461.58

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1.5x scale

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.