Home / 30,950.28-46,419.48-8,758.29

Finding the Fourth Proportional to 30,950.28, 46,419.48 and 8,758.29

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Solution

The fourth proportional to 30,950.28, 46,419.48 and 8,758.29 is: 13,135.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,950.28 : 46,419.48 = 8,758.29 : x
  2. Step 2: Convert to fraction form
    30,950.28/46,419.48 = 8,758.29/x
  3. Step 3: Cross multiply
    30,950.28x = 46,419.48 × 8,758.29
  4. Step 4: Simplify right side
    30,950.28x = 406,555,267.49
  5. Step 5: Solve for x
    x = 406,555,267.49/30,950.28
  6. Step 6: Final answer
    x = 13,135.75

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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.