Home / 23,349.86-32,223.21-12,739.58

Finding the Fourth Proportional to 23,349.86, 32,223.21 and 12,739.58

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Solution

The fourth proportional to 23,349.86, 32,223.21 and 12,739.58 is: 17,580.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,349.86 : 32,223.21 = 12,739.58 : x
  2. Step 2: Convert to fraction form
    23,349.86/32,223.21 = 12,739.58/x
  3. Step 3: Cross multiply
    23,349.86x = 32,223.21 × 12,739.58
  4. Step 4: Simplify right side
    23,349.86x = 410,510,161.65
  5. Step 5: Solve for x
    x = 410,510,161.65/23,349.86
  6. Step 6: Final answer
    x = 17,580.84

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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.