Home / 14,725.58-20,319.44-9,955.89

Finding the Fourth Proportional to 14,725.58, 20,319.44 and 9,955.89

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Solution

The fourth proportional to 14,725.58, 20,319.44 and 9,955.89 is: 13,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.58 : 20,319.44 = 9,955.89 : x
  2. Step 2: Convert to fraction form
    14,725.58/20,319.44 = 9,955.89/x
  3. Step 3: Cross multiply
    14,725.58x = 20,319.44 × 9,955.89
  4. Step 4: Simplify right side
    14,725.58x = 202,298,059.72
  5. Step 5: Solve for x
    x = 202,298,059.72/14,725.58
  6. Step 6: Final answer
    x = 13,737.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.