Home / 35,512.15-53,254.37-13,313.41

Finding the Fourth Proportional to 35,512.15, 53,254.37 and 13,313.41

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Solution

The fourth proportional to 35,512.15, 53,254.37 and 13,313.41 is: 19,964.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.15 : 53,254.37 = 13,313.41 : x
  2. Step 2: Convert to fraction form
    35,512.15/53,254.37 = 13,313.41/x
  3. Step 3: Cross multiply
    35,512.15x = 53,254.37 × 13,313.41
  4. Step 4: Simplify right side
    35,512.15x = 708,996,995.83
  5. Step 5: Solve for x
    x = 708,996,995.83/35,512.15
  6. Step 6: Final answer
    x = 19,964.92

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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.