Home / 14,458.70-21,651.60-10,740.80

Finding the Fourth Proportional to 14,458.70, 21,651.60 and 10,740.80

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Solution

The fourth proportional to 14,458.70, 21,651.60 and 10,740.80 is: 16,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.70 : 21,651.60 = 10,740.80 : x
  2. Step 2: Convert to fraction form
    14,458.70/21,651.60 = 10,740.80/x
  3. Step 3: Cross multiply
    14,458.70x = 21,651.60 × 10,740.80
  4. Step 4: Simplify right side
    14,458.70x = 232,555,505.28
  5. Step 5: Solve for x
    x = 232,555,505.28/14,458.70
  6. Step 6: Final answer
    x = 16,084.12

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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.