Home / 23,815.68-32,866.96-13,205.10

Finding the Fourth Proportional to 23,815.68, 32,866.96 and 13,205.10

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Solution

The fourth proportional to 23,815.68, 32,866.96 and 13,205.10 is: 18,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.68 : 32,866.96 = 13,205.10 : x
  2. Step 2: Convert to fraction form
    23,815.68/32,866.96 = 13,205.10/x
  3. Step 3: Cross multiply
    23,815.68x = 32,866.96 × 13,205.10
  4. Step 4: Simplify right side
    23,815.68x = 434,011,493.50
  5. Step 5: Solve for x
    x = 434,011,493.50/23,815.68
  6. Step 6: Final answer
    x = 18,223.77

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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.