Home / 14,750.20-20,353.78-9,084.06

Finding the Fourth Proportional to 14,750.20, 20,353.78 and 9,084.06

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Solution

The fourth proportional to 14,750.20, 20,353.78 and 9,084.06 is: 12,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,750.20 : 20,353.78 = 9,084.06 : x
  2. Step 2: Convert to fraction form
    14,750.20/20,353.78 = 9,084.06/x
  3. Step 3: Cross multiply
    14,750.20x = 20,353.78 × 9,084.06
  4. Step 4: Simplify right side
    14,750.20x = 184,894,958.75
  5. Step 5: Solve for x
    x = 184,894,958.75/14,750.20
  6. Step 6: Final answer
    x = 12,535.08

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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.