Home / 28,861.14-43,291.25-14,813.07

Finding the Fourth Proportional to 28,861.14, 43,291.25 and 14,813.07

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Solution

The fourth proportional to 28,861.14, 43,291.25 and 14,813.07 is: 22,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,861.14 : 43,291.25 = 14,813.07 : x
  2. Step 2: Convert to fraction form
    28,861.14/43,291.25 = 14,813.07/x
  3. Step 3: Cross multiply
    28,861.14x = 43,291.25 × 14,813.07
  4. Step 4: Simplify right side
    28,861.14x = 641,276,316.64
  5. Step 5: Solve for x
    x = 641,276,316.64/28,861.14
  6. Step 6: Final answer
    x = 22,219.37

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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.