Home / 23,821.34-32,875.42-13,214.40

Finding the Fourth Proportional to 23,821.34, 32,875.42 and 13,214.40

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Solution

The fourth proportional to 23,821.34, 32,875.42 and 13,214.40 is: 18,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,821.34 : 32,875.42 = 13,214.40 : x
  2. Step 2: Convert to fraction form
    23,821.34/32,875.42 = 13,214.40/x
  3. Step 3: Cross multiply
    23,821.34x = 32,875.42 × 13,214.40
  4. Step 4: Simplify right side
    23,821.34x = 434,428,950.05
  5. Step 5: Solve for x
    x = 434,428,950.05/23,821.34
  6. Step 6: Final answer
    x = 18,236.97

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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.