Home / 23,158.54-34,739.34-9,117.46

Finding the Fourth Proportional to 23,158.54, 34,739.34 and 9,117.46

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Solution

The fourth proportional to 23,158.54, 34,739.34 and 9,117.46 is: 13,676.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,158.54 : 34,739.34 = 9,117.46 : x
  2. Step 2: Convert to fraction form
    23,158.54/34,739.34 = 9,117.46/x
  3. Step 3: Cross multiply
    23,158.54x = 34,739.34 × 9,117.46
  4. Step 4: Simplify right side
    23,158.54x = 316,734,542.88
  5. Step 5: Solve for x
    x = 316,734,542.88/23,158.54
  6. Step 6: Final answer
    x = 13,676.79

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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.