Home / 28,606.47-42,917.16-10,837.26

Finding the Fourth Proportional to 28,606.47, 42,917.16 and 10,837.26

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Solution

The fourth proportional to 28,606.47, 42,917.16 and 10,837.26 is: 16,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,606.47 : 42,917.16 = 10,837.26 : x
  2. Step 2: Convert to fraction form
    28,606.47/42,917.16 = 10,837.26/x
  3. Step 3: Cross multiply
    28,606.47x = 42,917.16 × 10,837.26
  4. Step 4: Simplify right side
    28,606.47x = 465,104,421.38
  5. Step 5: Solve for x
    x = 465,104,421.38/28,606.47
  6. Step 6: Final answer
    x = 16,258.71

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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.