Home / 55,955.94-77,216.82-30,462.36

Finding the Fourth Proportional to 55,955.94, 77,216.82 and 30,462.36

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Solution

The fourth proportional to 55,955.94, 77,216.82 and 30,462.36 is: 42,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,955.94 : 77,216.82 = 30,462.36 : x
  2. Step 2: Convert to fraction form
    55,955.94/77,216.82 = 30,462.36/x
  3. Step 3: Cross multiply
    55,955.94x = 77,216.82 × 30,462.36
  4. Step 4: Simplify right side
    55,955.94x = 2,352,206,568.90
  5. Step 5: Solve for x
    x = 2,352,206,568.90/55,955.94
  6. Step 6: Final answer
    x = 42,036.76

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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.