Home / 14,367.48-21,569.45-13,776.99

Finding the Fourth Proportional to 14,367.48, 21,569.45 and 13,776.99

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Solution

The fourth proportional to 14,367.48, 21,569.45 and 13,776.99 is: 20,682.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.48 : 21,569.45 = 13,776.99 : x
  2. Step 2: Convert to fraction form
    14,367.48/21,569.45 = 13,776.99/x
  3. Step 3: Cross multiply
    14,367.48x = 21,569.45 × 13,776.99
  4. Step 4: Simplify right side
    14,367.48x = 297,162,028.07
  5. Step 5: Solve for x
    x = 297,162,028.07/14,367.48
  6. Step 6: Final answer
    x = 20,682.96

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1.5x scale

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.