Home / 25,236-34,825.68-14,631.80

Finding the Fourth Proportional to 25,236, 34,825.68 and 14,631.80

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Solution

The fourth proportional to 25,236, 34,825.68 and 14,631.80 is: 20,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,236 : 34,825.68 = 14,631.80 : x
  2. Step 2: Convert to fraction form
    25,236/34,825.68 = 14,631.80/x
  3. Step 3: Cross multiply
    25,236x = 34,825.68 × 14,631.80
  4. Step 4: Simplify right side
    25,236x = 509,562,210.50
  5. Step 5: Solve for x
    x = 509,562,210.50/25,236
  6. Step 6: Final answer
    x = 20,191.88

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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.