Home / 23,822.20-32,876.66-13,215.25

Finding the Fourth Proportional to 23,822.20, 32,876.66 and 13,215.25

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Solution

The fourth proportional to 23,822.20, 32,876.66 and 13,215.25 is: 18,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,822.20 : 32,876.66 = 13,215.25 : x
  2. Step 2: Convert to fraction form
    23,822.20/32,876.66 = 13,215.25/x
  3. Step 3: Cross multiply
    23,822.20x = 32,876.66 × 13,215.25
  4. Step 4: Simplify right side
    23,822.20x = 434,473,281.07
  5. Step 5: Solve for x
    x = 434,473,281.07/23,822.20
  6. Step 6: Final answer
    x = 18,238.17

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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.