Home / 15,483.02-21,375.42-10,193.22

Finding the Fourth Proportional to 15,483.02, 21,375.42 and 10,193.22

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Solution

The fourth proportional to 15,483.02, 21,375.42 and 10,193.22 is: 14,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483.02 : 21,375.42 = 10,193.22 : x
  2. Step 2: Convert to fraction form
    15,483.02/21,375.42 = 10,193.22/x
  3. Step 3: Cross multiply
    15,483.02x = 21,375.42 × 10,193.22
  4. Step 4: Simplify right side
    15,483.02x = 217,884,251.78
  5. Step 5: Solve for x
    x = 217,884,251.78/15,483.02
  6. Step 6: Final answer
    x = 14,072.46

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1.5x scale

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.