Home / 28,593.17-42,889.43-11,722.41

Finding the Fourth Proportional to 28,593.17, 42,889.43 and 11,722.41

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Solution

The fourth proportional to 28,593.17, 42,889.43 and 11,722.41 is: 17,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.17 : 42,889.43 = 11,722.41 : x
  2. Step 2: Convert to fraction form
    28,593.17/42,889.43 = 11,722.41/x
  3. Step 3: Cross multiply
    28,593.17x = 42,889.43 × 11,722.41
  4. Step 4: Simplify right side
    28,593.17x = 502,767,483.13
  5. Step 5: Solve for x
    x = 502,767,483.13/28,593.17
  6. Step 6: Final answer
    x = 17,583.48

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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.