Home / 29,087.28-43,622.28-10,620.72

Finding the Fourth Proportional to 29,087.28, 43,622.28 and 10,620.72

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Solution

The fourth proportional to 29,087.28, 43,622.28 and 10,620.72 is: 15,927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.28 : 43,622.28 = 10,620.72 : x
  2. Step 2: Convert to fraction form
    29,087.28/43,622.28 = 10,620.72/x
  3. Step 3: Cross multiply
    29,087.28x = 43,622.28 × 10,620.72
  4. Step 4: Simplify right side
    29,087.28x = 463,300,021.64
  5. Step 5: Solve for x
    x = 463,300,021.64/29,087.28
  6. Step 6: Final answer
    x = 15,927.93

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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.