Home / 30,681.38-46,016.93-8,496.99

Finding the Fourth Proportional to 30,681.38, 46,016.93 and 8,496.99

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Solution

The fourth proportional to 30,681.38, 46,016.93 and 8,496.99 is: 12,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,681.38 : 46,016.93 = 8,496.99 : x
  2. Step 2: Convert to fraction form
    30,681.38/46,016.93 = 8,496.99/x
  3. Step 3: Cross multiply
    30,681.38x = 46,016.93 × 8,496.99
  4. Step 4: Simplify right side
    30,681.38x = 391,005,415.28
  5. Step 5: Solve for x
    x = 391,005,415.28/30,681.38
  6. Step 6: Final answer
    x = 12,744.06

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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.