Home / 14,421.75-19,883.99-12,035.16

Finding the Fourth Proportional to 14,421.75, 19,883.99 and 12,035.16

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Solution

The fourth proportional to 14,421.75, 19,883.99 and 12,035.16 is: 16,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.75 : 19,883.99 = 12,035.16 : x
  2. Step 2: Convert to fraction form
    14,421.75/19,883.99 = 12,035.16/x
  3. Step 3: Cross multiply
    14,421.75x = 19,883.99 × 12,035.16
  4. Step 4: Simplify right side
    14,421.75x = 239,306,940.91
  5. Step 5: Solve for x
    x = 239,306,940.91/14,421.75
  6. Step 6: Final answer
    x = 16,593.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.