Home / 12,635.56-18,937.50-9,724.84

Finding the Fourth Proportional to 12,635.56, 18,937.50 and 9,724.84

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Solution

The fourth proportional to 12,635.56, 18,937.50 and 9,724.84 is: 14,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635.56 : 18,937.50 = 9,724.84 : x
  2. Step 2: Convert to fraction form
    12,635.56/18,937.50 = 9,724.84/x
  3. Step 3: Cross multiply
    12,635.56x = 18,937.50 × 9,724.84
  4. Step 4: Simplify right side
    12,635.56x = 184,164,157.50
  5. Step 5: Solve for x
    x = 184,164,157.50/12,635.56
  6. Step 6: Final answer
    x = 14,575.07

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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.