Home / 22,664.96-31,267.60-15,103.92

Finding the Fourth Proportional to 22,664.96, 31,267.60 and 15,103.92

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Solution

The fourth proportional to 22,664.96, 31,267.60 and 15,103.92 is: 20,836.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.96 : 31,267.60 = 15,103.92 : x
  2. Step 2: Convert to fraction form
    22,664.96/31,267.60 = 15,103.92/x
  3. Step 3: Cross multiply
    22,664.96x = 31,267.60 × 15,103.92
  4. Step 4: Simplify right side
    22,664.96x = 472,263,291.23
  5. Step 5: Solve for x
    x = 472,263,291.23/22,664.96
  6. Step 6: Final answer
    x = 20,836.72

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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.