Home / 14,999.06-20,518.82-14,935.88

Finding the Fourth Proportional to 14,999.06, 20,518.82 and 14,935.88

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Solution

The fourth proportional to 14,999.06, 20,518.82 and 14,935.88 is: 20,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.06 : 20,518.82 = 14,935.88 : x
  2. Step 2: Convert to fraction form
    14,999.06/20,518.82 = 14,935.88/x
  3. Step 3: Cross multiply
    14,999.06x = 20,518.82 × 14,935.88
  4. Step 4: Simplify right side
    14,999.06x = 306,466,633.26
  5. Step 5: Solve for x
    x = 306,466,633.26/14,999.06
  6. Step 6: Final answer
    x = 20,432.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.