Home / 14,372.09-21,518.13-7,336.90

Finding the Fourth Proportional to 14,372.09, 21,518.13 and 7,336.90

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Solution

The fourth proportional to 14,372.09, 21,518.13 and 7,336.90 is: 10,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.09 : 21,518.13 = 7,336.90 : x
  2. Step 2: Convert to fraction form
    14,372.09/21,518.13 = 7,336.90/x
  3. Step 3: Cross multiply
    14,372.09x = 21,518.13 × 7,336.90
  4. Step 4: Simplify right side
    14,372.09x = 157,876,368.00
  5. Step 5: Solve for x
    x = 157,876,368.00/14,372.09
  6. Step 6: Final answer
    x = 10,984.93

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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.