Home / 23,349.45-32,222.16-12,738.99

Finding the Fourth Proportional to 23,349.45, 32,222.16 and 12,738.99

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Solution

The fourth proportional to 23,349.45, 32,222.16 and 12,738.99 is: 17,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,349.45 : 32,222.16 = 12,738.99 : x
  2. Step 2: Convert to fraction form
    23,349.45/32,222.16 = 12,738.99/x
  3. Step 3: Cross multiply
    23,349.45x = 32,222.16 × 12,738.99
  4. Step 4: Simplify right side
    23,349.45x = 410,477,774.02
  5. Step 5: Solve for x
    x = 410,477,774.02/23,349.45
  6. Step 6: Final answer
    x = 17,579.76

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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.