Home / 22,448.48-30,977.68-12,374.92

Finding the Fourth Proportional to 22,448.48, 30,977.68 and 12,374.92

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Solution

The fourth proportional to 22,448.48, 30,977.68 and 12,374.92 is: 17,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.48 : 30,977.68 = 12,374.92 : x
  2. Step 2: Convert to fraction form
    22,448.48/30,977.68 = 12,374.92/x
  3. Step 3: Cross multiply
    22,448.48x = 30,977.68 × 12,374.92
  4. Step 4: Simplify right side
    22,448.48x = 383,346,311.79
  5. Step 5: Solve for x
    x = 383,346,311.79/22,448.48
  6. Step 6: Final answer
    x = 17,076.72

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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.