Home / 50,476.30-69,655.07-28,950.68

Finding the Fourth Proportional to 50,476.30, 69,655.07 and 28,950.68

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Solution

The fourth proportional to 50,476.30, 69,655.07 and 28,950.68 is: 39,950.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,476.30 : 69,655.07 = 28,950.68 : x
  2. Step 2: Convert to fraction form
    50,476.30/69,655.07 = 28,950.68/x
  3. Step 3: Cross multiply
    50,476.30x = 69,655.07 × 28,950.68
  4. Step 4: Simplify right side
    50,476.30x = 2,016,561,888.46
  5. Step 5: Solve for x
    x = 2,016,561,888.46/50,476.30
  6. Step 6: Final answer
    x = 39,950.67

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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.