Home / 14,617.84-21,926-12,993.04

Finding the Fourth Proportional to 14,617.84, 21,926 and 12,993.04

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Solution

The fourth proportional to 14,617.84, 21,926 and 12,993.04 is: 19,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617.84 : 21,926 = 12,993.04 : x
  2. Step 2: Convert to fraction form
    14,617.84/21,926 = 12,993.04/x
  3. Step 3: Cross multiply
    14,617.84x = 21,926 × 12,993.04
  4. Step 4: Simplify right side
    14,617.84x = 284,885,395.04
  5. Step 5: Solve for x
    x = 284,885,395.04/14,617.84
  6. Step 6: Final answer
    x = 19,488.88

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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.