Home / 28,665.70-43,015.14-12,024.24

Finding the Fourth Proportional to 28,665.70, 43,015.14 and 12,024.24

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Solution

The fourth proportional to 28,665.70, 43,015.14 and 12,024.24 is: 18,043.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,665.70 : 43,015.14 = 12,024.24 : x
  2. Step 2: Convert to fraction form
    28,665.70/43,015.14 = 12,024.24/x
  3. Step 3: Cross multiply
    28,665.70x = 43,015.14 × 12,024.24
  4. Step 4: Simplify right side
    28,665.70x = 517,224,366.99
  5. Step 5: Solve for x
    x = 517,224,366.99/28,665.70
  6. Step 6: Final answer
    x = 18,043.32

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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.