Home / 23,349.48-32,222.31-12,739.20

Finding the Fourth Proportional to 23,349.48, 32,222.31 and 12,739.20

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Solution

The fourth proportional to 23,349.48, 32,222.31 and 12,739.20 is: 17,580.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,349.48 : 32,222.31 = 12,739.20 : x
  2. Step 2: Convert to fraction form
    23,349.48/32,222.31 = 12,739.20/x
  3. Step 3: Cross multiply
    23,349.48x = 32,222.31 × 12,739.20
  4. Step 4: Simplify right side
    23,349.48x = 410,486,451.55
  5. Step 5: Solve for x
    x = 410,486,451.55/23,349.48
  6. Step 6: Final answer
    x = 17,580.11

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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.