Home / 16,639.86-22,967.64-9,568.56

Finding the Fourth Proportional to 16,639.86, 22,967.64 and 9,568.56

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Solution

The fourth proportional to 16,639.86, 22,967.64 and 9,568.56 is: 13,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.86 : 22,967.64 = 9,568.56 : x
  2. Step 2: Convert to fraction form
    16,639.86/22,967.64 = 9,568.56/x
  3. Step 3: Cross multiply
    16,639.86x = 22,967.64 × 9,568.56
  4. Step 4: Simplify right side
    16,639.86x = 219,767,241.40
  5. Step 5: Solve for x
    x = 219,767,241.40/16,639.86
  6. Step 6: Final answer
    x = 13,207.28

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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.