Home / 30,429.87-45,644.80-14,834.13

Finding the Fourth Proportional to 30,429.87, 45,644.80 and 14,834.13

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Solution

The fourth proportional to 30,429.87, 45,644.80 and 14,834.13 is: 22,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.87 : 45,644.80 = 14,834.13 : x
  2. Step 2: Convert to fraction form
    30,429.87/45,644.80 = 14,834.13/x
  3. Step 3: Cross multiply
    30,429.87x = 45,644.80 × 14,834.13
  4. Step 4: Simplify right side
    30,429.87x = 677,100,668.80
  5. Step 5: Solve for x
    x = 677,100,668.80/30,429.87
  6. Step 6: Final answer
    x = 22,251.19

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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.