Home / 14,437.89-21,668.85-14,328.54

Finding the Fourth Proportional to 14,437.89, 21,668.85 and 14,328.54

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Solution

The fourth proportional to 14,437.89, 21,668.85 and 14,328.54 is: 21,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.89 : 21,668.85 = 14,328.54 : x
  2. Step 2: Convert to fraction form
    14,437.89/21,668.85 = 14,328.54/x
  3. Step 3: Cross multiply
    14,437.89x = 21,668.85 × 14,328.54
  4. Step 4: Simplify right side
    14,437.89x = 310,482,983.98
  5. Step 5: Solve for x
    x = 310,482,983.98/14,437.89
  6. Step 6: Final answer
    x = 21,504.73

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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.