Home / 28,666.70-43,016.64-12,025.24

Finding the Fourth Proportional to 28,666.70, 43,016.64 and 12,025.24

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Solution

The fourth proportional to 28,666.70, 43,016.64 and 12,025.24 is: 18,044.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666.70 : 43,016.64 = 12,025.24 : x
  2. Step 2: Convert to fraction form
    28,666.70/43,016.64 = 12,025.24/x
  3. Step 3: Cross multiply
    28,666.70x = 43,016.64 × 12,025.24
  4. Step 4: Simplify right side
    28,666.70x = 517,285,419.99
  5. Step 5: Solve for x
    x = 517,285,419.99/28,666.70
  6. Step 6: Final answer
    x = 18,044.82

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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.