Home / 14,616.84-21,933.90-5,389.32

Finding the Fourth Proportional to 14,616.84, 21,933.90 and 5,389.32

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Solution

The fourth proportional to 14,616.84, 21,933.90 and 5,389.32 is: 8,087.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.84 : 21,933.90 = 5,389.32 : x
  2. Step 2: Convert to fraction form
    14,616.84/21,933.90 = 5,389.32/x
  3. Step 3: Cross multiply
    14,616.84x = 21,933.90 × 5,389.32
  4. Step 4: Simplify right side
    14,616.84x = 118,208,805.95
  5. Step 5: Solve for x
    x = 118,208,805.95/14,616.84
  6. Step 6: Final answer
    x = 8,087.17

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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.