Home / 28,607.96-39,456.69-17,265.62

Finding the Fourth Proportional to 28,607.96, 39,456.69 and 17,265.62

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Solution

The fourth proportional to 28,607.96, 39,456.69 and 17,265.62 is: 23,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607.96 : 39,456.69 = 17,265.62 : x
  2. Step 2: Convert to fraction form
    28,607.96/39,456.69 = 17,265.62/x
  3. Step 3: Cross multiply
    28,607.96x = 39,456.69 × 17,265.62
  4. Step 4: Simplify right side
    28,607.96x = 681,244,216.00
  5. Step 5: Solve for x
    x = 681,244,216.00/28,607.96
  6. Step 6: Final answer
    x = 23,813.10

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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.