Home / 16,985.34-25,470.09-6,457.32

Finding the Fourth Proportional to 16,985.34, 25,470.09 and 6,457.32

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Solution

The fourth proportional to 16,985.34, 25,470.09 and 6,457.32 is: 9,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.34 : 25,470.09 = 6,457.32 : x
  2. Step 2: Convert to fraction form
    16,985.34/25,470.09 = 6,457.32/x
  3. Step 3: Cross multiply
    16,985.34x = 25,470.09 × 6,457.32
  4. Step 4: Simplify right side
    16,985.34x = 164,468,521.56
  5. Step 5: Solve for x
    x = 164,468,521.56/16,985.34
  6. Step 6: Final answer
    x = 9,682.97

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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.