Home / 14,920.11-22,359.99-5,681.07

Finding the Fourth Proportional to 14,920.11, 22,359.99 and 5,681.07

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Solution

The fourth proportional to 14,920.11, 22,359.99 and 5,681.07 is: 8,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.11 : 22,359.99 = 5,681.07 : x
  2. Step 2: Convert to fraction form
    14,920.11/22,359.99 = 5,681.07/x
  3. Step 3: Cross multiply
    14,920.11x = 22,359.99 × 5,681.07
  4. Step 4: Simplify right side
    14,920.11x = 127,028,668.39
  5. Step 5: Solve for x
    x = 127,028,668.39/14,920.11
  6. Step 6: Final answer
    x = 8,513.92

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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.