Home / 13,732.54-18,951.03-7,444.93

Finding the Fourth Proportional to 13,732.54, 18,951.03 and 7,444.93

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Solution

The fourth proportional to 13,732.54, 18,951.03 and 7,444.93 is: 10,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.54 : 18,951.03 = 7,444.93 : x
  2. Step 2: Convert to fraction form
    13,732.54/18,951.03 = 7,444.93/x
  3. Step 3: Cross multiply
    13,732.54x = 18,951.03 × 7,444.93
  4. Step 4: Simplify right side
    13,732.54x = 141,089,091.78
  5. Step 5: Solve for x
    x = 141,089,091.78/13,732.54
  6. Step 6: Final answer
    x = 10,274.07

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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.