Home / 35,453.41-53,161.30-10,490.02

Finding the Fourth Proportional to 35,453.41, 53,161.30 and 10,490.02

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Solution

The fourth proportional to 35,453.41, 53,161.30 and 10,490.02 is: 15,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.41 : 53,161.30 = 10,490.02 : x
  2. Step 2: Convert to fraction form
    35,453.41/53,161.30 = 10,490.02/x
  3. Step 3: Cross multiply
    35,453.41x = 53,161.30 × 10,490.02
  4. Step 4: Simplify right side
    35,453.41x = 557,663,100.23
  5. Step 5: Solve for x
    x = 557,663,100.23/35,453.41
  6. Step 6: Final answer
    x = 15,729.46

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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.