Home / 22,682.56-31,303.34-12,611.08

Finding the Fourth Proportional to 22,682.56, 31,303.34 and 12,611.08

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Solution

The fourth proportional to 22,682.56, 31,303.34 and 12,611.08 is: 17,404.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.56 : 31,303.34 = 12,611.08 : x
  2. Step 2: Convert to fraction form
    22,682.56/31,303.34 = 12,611.08/x
  3. Step 3: Cross multiply
    22,682.56x = 31,303.34 × 12,611.08
  4. Step 4: Simplify right side
    22,682.56x = 394,768,925.01
  5. Step 5: Solve for x
    x = 394,768,925.01/22,682.56
  6. Step 6: Final answer
    x = 17,404.07

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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.