Home / 14,531.00-21,800.17-4,142.75

Finding the Fourth Proportional to 14,531.00, 21,800.17 and 4,142.75

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Solution

The fourth proportional to 14,531.00, 21,800.17 and 4,142.75 is: 6,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.00 : 21,800.17 = 4,142.75 : x
  2. Step 2: Convert to fraction form
    14,531.00/21,800.17 = 4,142.75/x
  3. Step 3: Cross multiply
    14,531.00x = 21,800.17 × 4,142.75
  4. Step 4: Simplify right side
    14,531.00x = 90,312,673.07
  5. Step 5: Solve for x
    x = 90,312,673.07/14,531.00
  6. Step 6: Final answer
    x = 6,215.17

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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.