Home / 16,670.13-25,005.19-4,358.13

Finding the Fourth Proportional to 16,670.13, 25,005.19 and 4,358.13

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Solution

The fourth proportional to 16,670.13, 25,005.19 and 4,358.13 is: 6,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.13 : 25,005.19 = 4,358.13 : x
  2. Step 2: Convert to fraction form
    16,670.13/25,005.19 = 4,358.13/x
  3. Step 3: Cross multiply
    16,670.13x = 25,005.19 × 4,358.13
  4. Step 4: Simplify right side
    16,670.13x = 108,975,868.69
  5. Step 5: Solve for x
    x = 108,975,868.69/16,670.13
  6. Step 6: Final answer
    x = 6,537.19

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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.