Home / 17,953.40-24,772.74-9,995.42

Finding the Fourth Proportional to 17,953.40, 24,772.74 and 9,995.42

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Solution

The fourth proportional to 17,953.40, 24,772.74 and 9,995.42 is: 13,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.40 : 24,772.74 = 9,995.42 : x
  2. Step 2: Convert to fraction form
    17,953.40/24,772.74 = 9,995.42/x
  3. Step 3: Cross multiply
    17,953.40x = 24,772.74 × 9,995.42
  4. Step 4: Simplify right side
    17,953.40x = 247,613,940.85
  5. Step 5: Solve for x
    x = 247,613,940.85/17,953.40
  6. Step 6: Final answer
    x = 13,792.04

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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.