Home / 14,534.60-21,834.30-14,145.80

Finding the Fourth Proportional to 14,534.60, 21,834.30 and 14,145.80

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Solution

The fourth proportional to 14,534.60, 21,834.30 and 14,145.80 is: 21,250.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.60 : 21,834.30 = 14,145.80 : x
  2. Step 2: Convert to fraction form
    14,534.60/21,834.30 = 14,145.80/x
  3. Step 3: Cross multiply
    14,534.60x = 21,834.30 × 14,145.80
  4. Step 4: Simplify right side
    14,534.60x = 308,863,640.94
  5. Step 5: Solve for x
    x = 308,863,640.94/14,534.60
  6. Step 6: Final answer
    x = 21,250.23

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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.