Home / 23,821.56-32,872.86-13,210.92

Finding the Fourth Proportional to 23,821.56, 32,872.86 and 13,210.92

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Solution

The fourth proportional to 23,821.56, 32,872.86 and 13,210.92 is: 18,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,821.56 : 32,872.86 = 13,210.92 : x
  2. Step 2: Convert to fraction form
    23,821.56/32,872.86 = 13,210.92/x
  3. Step 3: Cross multiply
    23,821.56x = 32,872.86 × 13,210.92
  4. Step 4: Simplify right side
    23,821.56x = 434,280,723.63
  5. Step 5: Solve for x
    x = 434,280,723.63/23,821.56
  6. Step 6: Final answer
    x = 18,230.57

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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.