Home / 16,863.84-25,242.48-14,381.28

Finding the Fourth Proportional to 16,863.84, 25,242.48 and 14,381.28

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Solution

The fourth proportional to 16,863.84, 25,242.48 and 14,381.28 is: 21,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.84 : 25,242.48 = 14,381.28 : x
  2. Step 2: Convert to fraction form
    16,863.84/25,242.48 = 14,381.28/x
  3. Step 3: Cross multiply
    16,863.84x = 25,242.48 × 14,381.28
  4. Step 4: Simplify right side
    16,863.84x = 363,019,172.77
  5. Step 5: Solve for x
    x = 363,019,172.77/16,863.84
  6. Step 6: Final answer
    x = 21,526.48

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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.