Home / 14,059.07-21,064.91-8,495.43

Finding the Fourth Proportional to 14,059.07, 21,064.91 and 8,495.43

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Solution

The fourth proportional to 14,059.07, 21,064.91 and 8,495.43 is: 12,728.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.07 : 21,064.91 = 8,495.43 : x
  2. Step 2: Convert to fraction form
    14,059.07/21,064.91 = 8,495.43/x
  3. Step 3: Cross multiply
    14,059.07x = 21,064.91 × 8,495.43
  4. Step 4: Simplify right side
    14,059.07x = 178,955,513.17
  5. Step 5: Solve for x
    x = 178,955,513.17/14,059.07
  6. Step 6: Final answer
    x = 12,728.83

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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.