Home / 35,440.41-53,171.56-13,256.03

Finding the Fourth Proportional to 35,440.41, 53,171.56 and 13,256.03

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Solution

The fourth proportional to 35,440.41, 53,171.56 and 13,256.03 is: 19,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.41 : 53,171.56 = 13,256.03 : x
  2. Step 2: Convert to fraction form
    35,440.41/53,171.56 = 13,256.03/x
  3. Step 3: Cross multiply
    35,440.41x = 53,171.56 × 13,256.03
  4. Step 4: Simplify right side
    35,440.41x = 704,843,944.01
  5. Step 5: Solve for x
    x = 704,843,944.01/35,440.41
  6. Step 6: Final answer
    x = 19,888.14

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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.