Home / 22,930.30-34,415.70-13,558.60

Finding the Fourth Proportional to 22,930.30, 34,415.70 and 13,558.60

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Solution

The fourth proportional to 22,930.30, 34,415.70 and 13,558.60 is: 20,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.30 : 34,415.70 = 13,558.60 : x
  2. Step 2: Convert to fraction form
    22,930.30/34,415.70 = 13,558.60/x
  3. Step 3: Cross multiply
    22,930.30x = 34,415.70 × 13,558.60
  4. Step 4: Simplify right side
    22,930.30x = 466,628,710.02
  5. Step 5: Solve for x
    x = 466,628,710.02/22,930.30
  6. Step 6: Final answer
    x = 20,349.87

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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.