Home / 14,381.99-21,560.28-5,610.77

Finding the Fourth Proportional to 14,381.99, 21,560.28 and 5,610.77

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Solution

The fourth proportional to 14,381.99, 21,560.28 and 5,610.77 is: 8,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.99 : 21,560.28 = 5,610.77 : x
  2. Step 2: Convert to fraction form
    14,381.99/21,560.28 = 5,610.77/x
  3. Step 3: Cross multiply
    14,381.99x = 21,560.28 × 5,610.77
  4. Step 4: Simplify right side
    14,381.99x = 120,969,724.22
  5. Step 5: Solve for x
    x = 120,969,724.22/14,381.99
  6. Step 6: Final answer
    x = 8,411.20

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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.