Home / 55,040.64-75,955.48-31,167.24

Finding the Fourth Proportional to 55,040.64, 75,955.48 and 31,167.24

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Solution

The fourth proportional to 55,040.64, 75,955.48 and 31,167.24 is: 43,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,040.64 : 75,955.48 = 31,167.24 : x
  2. Step 2: Convert to fraction form
    55,040.64/75,955.48 = 31,167.24/x
  3. Step 3: Cross multiply
    55,040.64x = 75,955.48 × 31,167.24
  4. Step 4: Simplify right side
    55,040.64x = 2,367,322,674.48
  5. Step 5: Solve for x
    x = 2,367,322,674.48/55,040.64
  6. Step 6: Final answer
    x = 43,010.45

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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.