Home / 23,349.87-32,222.18-12,739.50

Finding the Fourth Proportional to 23,349.87, 32,222.18 and 12,739.50

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Solution

The fourth proportional to 23,349.87, 32,222.18 and 12,739.50 is: 17,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,349.87 : 32,222.18 = 12,739.50 : x
  2. Step 2: Convert to fraction form
    23,349.87/32,222.18 = 12,739.50/x
  3. Step 3: Cross multiply
    23,349.87x = 32,222.18 × 12,739.50
  4. Step 4: Simplify right side
    23,349.87x = 410,494,462.11
  5. Step 5: Solve for x
    x = 410,494,462.11/23,349.87
  6. Step 6: Final answer
    x = 17,580.16

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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.