Home / 23,431.56-32,336.40-13,358.37

Finding the Fourth Proportional to 23,431.56, 32,336.40 and 13,358.37

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Solution

The fourth proportional to 23,431.56, 32,336.40 and 13,358.37 is: 18,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.56 : 32,336.40 = 13,358.37 : x
  2. Step 2: Convert to fraction form
    23,431.56/32,336.40 = 13,358.37/x
  3. Step 3: Cross multiply
    23,431.56x = 32,336.40 × 13,358.37
  4. Step 4: Simplify right side
    23,431.56x = 431,961,595.67
  5. Step 5: Solve for x
    x = 431,961,595.67/23,431.56
  6. Step 6: Final answer
    x = 18,435.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.