Home / 30,402.69-45,573.05-17,227.23

Finding the Fourth Proportional to 30,402.69, 45,573.05 and 17,227.23

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Solution

The fourth proportional to 30,402.69, 45,573.05 and 17,227.23 is: 25,823.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,402.69 : 45,573.05 = 17,227.23 : x
  2. Step 2: Convert to fraction form
    30,402.69/45,573.05 = 17,227.23/x
  3. Step 3: Cross multiply
    30,402.69x = 45,573.05 × 17,227.23
  4. Step 4: Simplify right side
    30,402.69x = 785,097,328.02
  5. Step 5: Solve for x
    x = 785,097,328.02/30,402.69
  6. Step 6: Final answer
    x = 25,823.28

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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.