Home / 28,945.33-39,927.93-17,006.47

Finding the Fourth Proportional to 28,945.33, 39,927.93 and 17,006.47

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Solution

The fourth proportional to 28,945.33, 39,927.93 and 17,006.47 is: 23,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,945.33 : 39,927.93 = 17,006.47 : x
  2. Step 2: Convert to fraction form
    28,945.33/39,927.93 = 17,006.47/x
  3. Step 3: Cross multiply
    28,945.33x = 39,927.93 × 17,006.47
  4. Step 4: Simplify right side
    28,945.33x = 679,033,143.71
  5. Step 5: Solve for x
    x = 679,033,143.71/28,945.33
  6. Step 6: Final answer
    x = 23,459.16

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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.