Home / 23,177.22-31,984.79-12,567.03

Finding the Fourth Proportional to 23,177.22, 31,984.79 and 12,567.03

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Solution

The fourth proportional to 23,177.22, 31,984.79 and 12,567.03 is: 17,342.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,177.22 : 31,984.79 = 12,567.03 : x
  2. Step 2: Convert to fraction form
    23,177.22/31,984.79 = 12,567.03/x
  3. Step 3: Cross multiply
    23,177.22x = 31,984.79 × 12,567.03
  4. Step 4: Simplify right side
    23,177.22x = 401,953,752.64
  5. Step 5: Solve for x
    x = 401,953,752.64/23,177.22
  6. Step 6: Final answer
    x = 17,342.62

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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.