Home / 55,364.50-83,046.75-17,955.87

Finding the Fourth Proportional to 55,364.50, 83,046.75 and 17,955.87

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Solution

The fourth proportional to 55,364.50, 83,046.75 and 17,955.87 is: 26,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.50 : 83,046.75 = 17,955.87 : x
  2. Step 2: Convert to fraction form
    55,364.50/83,046.75 = 17,955.87/x
  3. Step 3: Cross multiply
    55,364.50x = 83,046.75 × 17,955.87
  4. Step 4: Simplify right side
    55,364.50x = 1,491,176,646.92
  5. Step 5: Solve for x
    x = 1,491,176,646.92/55,364.50
  6. Step 6: Final answer
    x = 26,933.81

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1.5x scale

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.