Home / 22,842.52-31,525.58-12,771.56

Finding the Fourth Proportional to 22,842.52, 31,525.58 and 12,771.56

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Solution

The fourth proportional to 22,842.52, 31,525.58 and 12,771.56 is: 17,626.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,842.52 : 31,525.58 = 12,771.56 : x
  2. Step 2: Convert to fraction form
    22,842.52/31,525.58 = 12,771.56/x
  3. Step 3: Cross multiply
    22,842.52x = 31,525.58 × 12,771.56
  4. Step 4: Simplify right side
    22,842.52x = 402,630,698.08
  5. Step 5: Solve for x
    x = 402,630,698.08/22,842.52
  6. Step 6: Final answer
    x = 17,626.37

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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.