Home / 23,342.12-32,212.23-12,731.99

Finding the Fourth Proportional to 23,342.12, 32,212.23 and 12,731.99

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Solution

The fourth proportional to 23,342.12, 32,212.23 and 12,731.99 is: 17,570.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,342.12 : 32,212.23 = 12,731.99 : x
  2. Step 2: Convert to fraction form
    23,342.12/32,212.23 = 12,731.99/x
  3. Step 3: Cross multiply
    23,342.12x = 32,212.23 × 12,731.99
  4. Step 4: Simplify right side
    23,342.12x = 410,125,653.05
  5. Step 5: Solve for x
    x = 410,125,653.05/23,342.12
  6. Step 6: Final answer
    x = 17,570.19

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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.