Home / 17,730.45-24,467.90-9,772.68

Finding the Fourth Proportional to 17,730.45, 24,467.90 and 9,772.68

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Solution

The fourth proportional to 17,730.45, 24,467.90 and 9,772.68 is: 13,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.45 : 24,467.90 = 9,772.68 : x
  2. Step 2: Convert to fraction form
    17,730.45/24,467.90 = 9,772.68/x
  3. Step 3: Cross multiply
    17,730.45x = 24,467.90 × 9,772.68
  4. Step 4: Simplify right side
    17,730.45x = 239,116,956.97
  5. Step 5: Solve for x
    x = 239,116,956.97/17,730.45
  6. Step 6: Final answer
    x = 13,486.23

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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.