Home / 40,398.91-60,626.03-14,103.65

Finding the Fourth Proportional to 40,398.91, 60,626.03 and 14,103.65

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Solution

The fourth proportional to 40,398.91, 60,626.03 and 14,103.65 is: 21,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,398.91 : 60,626.03 = 14,103.65 : x
  2. Step 2: Convert to fraction form
    40,398.91/60,626.03 = 14,103.65/x
  3. Step 3: Cross multiply
    40,398.91x = 60,626.03 × 14,103.65
  4. Step 4: Simplify right side
    40,398.91x = 855,048,389.06
  5. Step 5: Solve for x
    x = 855,048,389.06/40,398.91
  6. Step 6: Final answer
    x = 21,165.14

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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.