Home / 55,785.79-83,653.17-33,306.67

Finding the Fourth Proportional to 55,785.79, 83,653.17 and 33,306.67

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Solution

The fourth proportional to 55,785.79, 83,653.17 and 33,306.67 is: 49,944.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,785.79 : 83,653.17 = 33,306.67 : x
  2. Step 2: Convert to fraction form
    55,785.79/83,653.17 = 33,306.67/x
  3. Step 3: Cross multiply
    55,785.79x = 83,653.17 × 33,306.67
  4. Step 4: Simplify right side
    55,785.79x = 2,786,208,527.64
  5. Step 5: Solve for x
    x = 2,786,208,527.64/55,785.79
  6. Step 6: Final answer
    x = 49,944.77

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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.