Home / 13,553.02-20,292.54-10,256.14

Finding the Fourth Proportional to 13,553.02, 20,292.54 and 10,256.14

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Solution

The fourth proportional to 13,553.02, 20,292.54 and 10,256.14 is: 15,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553.02 : 20,292.54 = 10,256.14 : x
  2. Step 2: Convert to fraction form
    13,553.02/20,292.54 = 10,256.14/x
  3. Step 3: Cross multiply
    13,553.02x = 20,292.54 × 10,256.14
  4. Step 4: Simplify right side
    13,553.02x = 208,123,131.20
  5. Step 5: Solve for x
    x = 208,123,131.20/13,553.02
  6. Step 6: Final answer
    x = 15,356.22

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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.