Home / 16,803.79-25,215.50-6,281.06

Finding the Fourth Proportional to 16,803.79, 25,215.50 and 6,281.06

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Solution

The fourth proportional to 16,803.79, 25,215.50 and 6,281.06 is: 9,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.79 : 25,215.50 = 6,281.06 : x
  2. Step 2: Convert to fraction form
    16,803.79/25,215.50 = 6,281.06/x
  3. Step 3: Cross multiply
    16,803.79x = 25,215.50 × 6,281.06
  4. Step 4: Simplify right side
    16,803.79x = 158,380,068.43
  5. Step 5: Solve for x
    x = 158,380,068.43/16,803.79
  6. Step 6: Final answer
    x = 9,425.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.