Home / 14,535.85-21,771.98-10,306.28

Finding the Fourth Proportional to 14,535.85, 21,771.98 and 10,306.28

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Solution

The fourth proportional to 14,535.85, 21,771.98 and 10,306.28 is: 15,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.85 : 21,771.98 = 10,306.28 : x
  2. Step 2: Convert to fraction form
    14,535.85/21,771.98 = 10,306.28/x
  3. Step 3: Cross multiply
    14,535.85x = 21,771.98 × 10,306.28
  4. Step 4: Simplify right side
    14,535.85x = 224,388,120.59
  5. Step 5: Solve for x
    x = 224,388,120.59/14,535.85
  6. Step 6: Final answer
    x = 15,436.88

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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.