Home / 62,790.18-94,165.26-20,660.58

Finding the Fourth Proportional to 62,790.18, 94,165.26 and 20,660.58

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Solution

The fourth proportional to 62,790.18, 94,165.26 and 20,660.58 is: 30,984.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,790.18 : 94,165.26 = 20,660.58 : x
  2. Step 2: Convert to fraction form
    62,790.18/94,165.26 = 20,660.58/x
  3. Step 3: Cross multiply
    62,790.18x = 94,165.26 × 20,660.58
  4. Step 4: Simplify right side
    62,790.18x = 1,945,508,887.45
  5. Step 5: Solve for x
    x = 1,945,508,887.45/62,790.18
  6. Step 6: Final answer
    x = 30,984.29

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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.